{
  "name": "Rejected Roman numeral forms",
  "description": "Malformed Roman numeral forms with the reason each one is rejected and its canonical correction. Two parts: the seven rule violations, and every additive spelling in 1 to 3999 that differs from the canonical numeral.",
  "source": "https://romanize.net/data",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "attribution": "Romanize, https://romanize.net",
  "rules": [
    {
      "id": "repeat-over-three",
      "rule": "A symbol repeats more than three times",
      "example": "IIII",
      "value": 4,
      "canonical": "IV"
    },
    {
      "id": "repeat-five-symbol",
      "rule": "V, L or D is repeated",
      "example": "VV",
      "value": 10,
      "canonical": "X"
    },
    {
      "id": "illegal-subtraction",
      "rule": "A symbol subtracts that is not allowed to",
      "example": "IL",
      "value": 49,
      "canonical": "XLIX"
    },
    {
      "id": "subtraction-too-far",
      "rule": "A subtraction skips more than one step",
      "example": "IC",
      "value": 99,
      "canonical": "XCIX"
    },
    {
      "id": "repeated-subtraction",
      "rule": "The same subtractive pair appears twice",
      "example": "IXIX",
      "value": 18,
      "canonical": "XVIII"
    },
    {
      "id": "out-of-order",
      "rule": "Groups run small to large",
      "example": "IVX",
      "value": null,
      "canonical": ""
    },
    {
      "id": "out-of-range",
      "rule": "The value falls outside 1 to 3999",
      "example": "MMMM",
      "value": 4000,
      "canonical": "(IV)"
    }
  ],
  "additiveForms": [
    {
      "invalid": "IIII",
      "value": 4,
      "canonical": "IV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 4. It repeats a symbol more than three times, which the subtractive pair in IV exists to avoid."
    },
    {
      "invalid": "VIIII",
      "value": 9,
      "canonical": "IX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 9. It repeats a symbol more than three times, which the subtractive pair in IX exists to avoid."
    },
    {
      "invalid": "XIIII",
      "value": 14,
      "canonical": "XIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 14. It repeats a symbol more than three times, which the subtractive pair in XIV exists to avoid."
    },
    {
      "invalid": "XVIIII",
      "value": 19,
      "canonical": "XIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 19. It repeats a symbol more than three times, which the subtractive pair in XIX exists to avoid."
    },
    {
      "invalid": "XXIIII",
      "value": 24,
      "canonical": "XXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 24. It repeats a symbol more than three times, which the subtractive pair in XXIV exists to avoid."
    },
    {
      "invalid": "XXVIIII",
      "value": 29,
      "canonical": "XXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 29. It repeats a symbol more than three times, which the subtractive pair in XXIX exists to avoid."
    },
    {
      "invalid": "XXXIIII",
      "value": 34,
      "canonical": "XXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 34. It repeats a symbol more than three times, which the subtractive pair in XXXIV exists to avoid."
    },
    {
      "invalid": "XXXVIIII",
      "value": 39,
      "canonical": "XXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 39. It repeats a symbol more than three times, which the subtractive pair in XXXIX exists to avoid."
    },
    {
      "invalid": "XXXX",
      "value": 40,
      "canonical": "XL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 40. It repeats a symbol more than three times, which the subtractive pair in XL exists to avoid."
    },
    {
      "invalid": "XXXXI",
      "value": 41,
      "canonical": "XLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 41. It repeats a symbol more than three times, which the subtractive pair in XLI exists to avoid."
    },
    {
      "invalid": "XXXXII",
      "value": 42,
      "canonical": "XLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 42. It repeats a symbol more than three times, which the subtractive pair in XLII exists to avoid."
    },
    {
      "invalid": "XXXXIII",
      "value": 43,
      "canonical": "XLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 43. It repeats a symbol more than three times, which the subtractive pair in XLIII exists to avoid."
    },
    {
      "invalid": "XXXXIIII",
      "value": 44,
      "canonical": "XLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 44. It repeats a symbol more than three times, which the subtractive pair in XLIV exists to avoid."
    },
    {
      "invalid": "XXXXV",
      "value": 45,
      "canonical": "XLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 45. It repeats a symbol more than three times, which the subtractive pair in XLV exists to avoid."
    },
    {
      "invalid": "XXXXVI",
      "value": 46,
      "canonical": "XLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 46. It repeats a symbol more than three times, which the subtractive pair in XLVI exists to avoid."
    },
    {
      "invalid": "XXXXVII",
      "value": 47,
      "canonical": "XLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 47. It repeats a symbol more than three times, which the subtractive pair in XLVII exists to avoid."
    },
    {
      "invalid": "XXXXVIII",
      "value": 48,
      "canonical": "XLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 48. It repeats a symbol more than three times, which the subtractive pair in XLVIII exists to avoid."
    },
    {
      "invalid": "XXXXVIIII",
      "value": 49,
      "canonical": "XLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 49. It repeats a symbol more than three times, which the subtractive pair in XLIX exists to avoid."
    },
    {
      "invalid": "LIIII",
      "value": 54,
      "canonical": "LIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 54. It repeats a symbol more than three times, which the subtractive pair in LIV exists to avoid."
    },
    {
      "invalid": "LVIIII",
      "value": 59,
      "canonical": "LIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 59. It repeats a symbol more than three times, which the subtractive pair in LIX exists to avoid."
    },
    {
      "invalid": "LXIIII",
      "value": 64,
      "canonical": "LXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 64. It repeats a symbol more than three times, which the subtractive pair in LXIV exists to avoid."
    },
    {
      "invalid": "LXVIIII",
      "value": 69,
      "canonical": "LXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 69. It repeats a symbol more than three times, which the subtractive pair in LXIX exists to avoid."
    },
    {
      "invalid": "LXXIIII",
      "value": 74,
      "canonical": "LXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 74. It repeats a symbol more than three times, which the subtractive pair in LXXIV exists to avoid."
    },
    {
      "invalid": "LXXVIIII",
      "value": 79,
      "canonical": "LXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 79. It repeats a symbol more than three times, which the subtractive pair in LXXIX exists to avoid."
    },
    {
      "invalid": "LXXXIIII",
      "value": 84,
      "canonical": "LXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 84. It repeats a symbol more than three times, which the subtractive pair in LXXXIV exists to avoid."
    },
    {
      "invalid": "LXXXVIIII",
      "value": 89,
      "canonical": "LXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 89. It repeats a symbol more than three times, which the subtractive pair in LXXXIX exists to avoid."
    },
    {
      "invalid": "LXXXX",
      "value": 90,
      "canonical": "XC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 90. It repeats a symbol more than three times, which the subtractive pair in XC exists to avoid."
    },
    {
      "invalid": "LXXXXI",
      "value": 91,
      "canonical": "XCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 91. It repeats a symbol more than three times, which the subtractive pair in XCI exists to avoid."
    },
    {
      "invalid": "LXXXXII",
      "value": 92,
      "canonical": "XCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 92. It repeats a symbol more than three times, which the subtractive pair in XCII exists to avoid."
    },
    {
      "invalid": "LXXXXIII",
      "value": 93,
      "canonical": "XCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 93. It repeats a symbol more than three times, which the subtractive pair in XCIII exists to avoid."
    },
    {
      "invalid": "LXXXXIIII",
      "value": 94,
      "canonical": "XCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 94. It repeats a symbol more than three times, which the subtractive pair in XCIV exists to avoid."
    },
    {
      "invalid": "LXXXXV",
      "value": 95,
      "canonical": "XCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 95. It repeats a symbol more than three times, which the subtractive pair in XCV exists to avoid."
    },
    {
      "invalid": "LXXXXVI",
      "value": 96,
      "canonical": "XCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 96. It repeats a symbol more than three times, which the subtractive pair in XCVI exists to avoid."
    },
    {
      "invalid": "LXXXXVII",
      "value": 97,
      "canonical": "XCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 97. It repeats a symbol more than three times, which the subtractive pair in XCVII exists to avoid."
    },
    {
      "invalid": "LXXXXVIII",
      "value": 98,
      "canonical": "XCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 98. It repeats a symbol more than three times, which the subtractive pair in XCVIII exists to avoid."
    },
    {
      "invalid": "LXXXXVIIII",
      "value": 99,
      "canonical": "XCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 99. It repeats a symbol more than three times, which the subtractive pair in XCIX exists to avoid."
    },
    {
      "invalid": "CIIII",
      "value": 104,
      "canonical": "CIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 104. It repeats a symbol more than three times, which the subtractive pair in CIV exists to avoid."
    },
    {
      "invalid": "CVIIII",
      "value": 109,
      "canonical": "CIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 109. It repeats a symbol more than three times, which the subtractive pair in CIX exists to avoid."
    },
    {
      "invalid": "CXIIII",
      "value": 114,
      "canonical": "CXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 114. It repeats a symbol more than three times, which the subtractive pair in CXIV exists to avoid."
    },
    {
      "invalid": "CXVIIII",
      "value": 119,
      "canonical": "CXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 119. It repeats a symbol more than three times, which the subtractive pair in CXIX exists to avoid."
    },
    {
      "invalid": "CXXIIII",
      "value": 124,
      "canonical": "CXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 124. It repeats a symbol more than three times, which the subtractive pair in CXXIV exists to avoid."
    },
    {
      "invalid": "CXXVIIII",
      "value": 129,
      "canonical": "CXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 129. It repeats a symbol more than three times, which the subtractive pair in CXXIX exists to avoid."
    },
    {
      "invalid": "CXXXIIII",
      "value": 134,
      "canonical": "CXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 134. It repeats a symbol more than three times, which the subtractive pair in CXXXIV exists to avoid."
    },
    {
      "invalid": "CXXXVIIII",
      "value": 139,
      "canonical": "CXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 139. It repeats a symbol more than three times, which the subtractive pair in CXXXIX exists to avoid."
    },
    {
      "invalid": "CXXXX",
      "value": 140,
      "canonical": "CXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 140. It repeats a symbol more than three times, which the subtractive pair in CXL exists to avoid."
    },
    {
      "invalid": "CXXXXI",
      "value": 141,
      "canonical": "CXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 141. It repeats a symbol more than three times, which the subtractive pair in CXLI exists to avoid."
    },
    {
      "invalid": "CXXXXII",
      "value": 142,
      "canonical": "CXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 142. It repeats a symbol more than three times, which the subtractive pair in CXLII exists to avoid."
    },
    {
      "invalid": "CXXXXIII",
      "value": 143,
      "canonical": "CXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 143. It repeats a symbol more than three times, which the subtractive pair in CXLIII exists to avoid."
    },
    {
      "invalid": "CXXXXIIII",
      "value": 144,
      "canonical": "CXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 144. It repeats a symbol more than three times, which the subtractive pair in CXLIV exists to avoid."
    },
    {
      "invalid": "CXXXXV",
      "value": 145,
      "canonical": "CXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 145. It repeats a symbol more than three times, which the subtractive pair in CXLV exists to avoid."
    },
    {
      "invalid": "CXXXXVI",
      "value": 146,
      "canonical": "CXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 146. It repeats a symbol more than three times, which the subtractive pair in CXLVI exists to avoid."
    },
    {
      "invalid": "CXXXXVII",
      "value": 147,
      "canonical": "CXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 147. It repeats a symbol more than three times, which the subtractive pair in CXLVII exists to avoid."
    },
    {
      "invalid": "CXXXXVIII",
      "value": 148,
      "canonical": "CXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 148. It repeats a symbol more than three times, which the subtractive pair in CXLVIII exists to avoid."
    },
    {
      "invalid": "CXXXXVIIII",
      "value": 149,
      "canonical": "CXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 149. It repeats a symbol more than three times, which the subtractive pair in CXLIX exists to avoid."
    },
    {
      "invalid": "CLIIII",
      "value": 154,
      "canonical": "CLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 154. It repeats a symbol more than three times, which the subtractive pair in CLIV exists to avoid."
    },
    {
      "invalid": "CLVIIII",
      "value": 159,
      "canonical": "CLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 159. It repeats a symbol more than three times, which the subtractive pair in CLIX exists to avoid."
    },
    {
      "invalid": "CLXIIII",
      "value": 164,
      "canonical": "CLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 164. It repeats a symbol more than three times, which the subtractive pair in CLXIV exists to avoid."
    },
    {
      "invalid": "CLXVIIII",
      "value": 169,
      "canonical": "CLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 169. It repeats a symbol more than three times, which the subtractive pair in CLXIX exists to avoid."
    },
    {
      "invalid": "CLXXIIII",
      "value": 174,
      "canonical": "CLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 174. It repeats a symbol more than three times, which the subtractive pair in CLXXIV exists to avoid."
    },
    {
      "invalid": "CLXXVIIII",
      "value": 179,
      "canonical": "CLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 179. It repeats a symbol more than three times, which the subtractive pair in CLXXIX exists to avoid."
    },
    {
      "invalid": "CLXXXIIII",
      "value": 184,
      "canonical": "CLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 184. It repeats a symbol more than three times, which the subtractive pair in CLXXXIV exists to avoid."
    },
    {
      "invalid": "CLXXXVIIII",
      "value": 189,
      "canonical": "CLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 189. It repeats a symbol more than three times, which the subtractive pair in CLXXXIX exists to avoid."
    },
    {
      "invalid": "CLXXXX",
      "value": 190,
      "canonical": "CXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 190. It repeats a symbol more than three times, which the subtractive pair in CXC exists to avoid."
    },
    {
      "invalid": "CLXXXXI",
      "value": 191,
      "canonical": "CXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 191. It repeats a symbol more than three times, which the subtractive pair in CXCI exists to avoid."
    },
    {
      "invalid": "CLXXXXII",
      "value": 192,
      "canonical": "CXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 192. It repeats a symbol more than three times, which the subtractive pair in CXCII exists to avoid."
    },
    {
      "invalid": "CLXXXXIII",
      "value": 193,
      "canonical": "CXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 193. It repeats a symbol more than three times, which the subtractive pair in CXCIII exists to avoid."
    },
    {
      "invalid": "CLXXXXIIII",
      "value": 194,
      "canonical": "CXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 194. It repeats a symbol more than three times, which the subtractive pair in CXCIV exists to avoid."
    },
    {
      "invalid": "CLXXXXV",
      "value": 195,
      "canonical": "CXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 195. It repeats a symbol more than three times, which the subtractive pair in CXCV exists to avoid."
    },
    {
      "invalid": "CLXXXXVI",
      "value": 196,
      "canonical": "CXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 196. It repeats a symbol more than three times, which the subtractive pair in CXCVI exists to avoid."
    },
    {
      "invalid": "CLXXXXVII",
      "value": 197,
      "canonical": "CXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 197. It repeats a symbol more than three times, which the subtractive pair in CXCVII exists to avoid."
    },
    {
      "invalid": "CLXXXXVIII",
      "value": 198,
      "canonical": "CXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 198. It repeats a symbol more than three times, which the subtractive pair in CXCVIII exists to avoid."
    },
    {
      "invalid": "CLXXXXVIIII",
      "value": 199,
      "canonical": "CXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 199. It repeats a symbol more than three times, which the subtractive pair in CXCIX exists to avoid."
    },
    {
      "invalid": "CCIIII",
      "value": 204,
      "canonical": "CCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 204. It repeats a symbol more than three times, which the subtractive pair in CCIV exists to avoid."
    },
    {
      "invalid": "CCVIIII",
      "value": 209,
      "canonical": "CCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 209. It repeats a symbol more than three times, which the subtractive pair in CCIX exists to avoid."
    },
    {
      "invalid": "CCXIIII",
      "value": 214,
      "canonical": "CCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 214. It repeats a symbol more than three times, which the subtractive pair in CCXIV exists to avoid."
    },
    {
      "invalid": "CCXVIIII",
      "value": 219,
      "canonical": "CCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 219. It repeats a symbol more than three times, which the subtractive pair in CCXIX exists to avoid."
    },
    {
      "invalid": "CCXXIIII",
      "value": 224,
      "canonical": "CCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 224. It repeats a symbol more than three times, which the subtractive pair in CCXXIV exists to avoid."
    },
    {
      "invalid": "CCXXVIIII",
      "value": 229,
      "canonical": "CCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 229. It repeats a symbol more than three times, which the subtractive pair in CCXXIX exists to avoid."
    },
    {
      "invalid": "CCXXXIIII",
      "value": 234,
      "canonical": "CCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 234. It repeats a symbol more than three times, which the subtractive pair in CCXXXIV exists to avoid."
    },
    {
      "invalid": "CCXXXVIIII",
      "value": 239,
      "canonical": "CCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 239. It repeats a symbol more than three times, which the subtractive pair in CCXXXIX exists to avoid."
    },
    {
      "invalid": "CCXXXX",
      "value": 240,
      "canonical": "CCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 240. It repeats a symbol more than three times, which the subtractive pair in CCXL exists to avoid."
    },
    {
      "invalid": "CCXXXXI",
      "value": 241,
      "canonical": "CCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 241. It repeats a symbol more than three times, which the subtractive pair in CCXLI exists to avoid."
    },
    {
      "invalid": "CCXXXXII",
      "value": 242,
      "canonical": "CCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 242. It repeats a symbol more than three times, which the subtractive pair in CCXLII exists to avoid."
    },
    {
      "invalid": "CCXXXXIII",
      "value": 243,
      "canonical": "CCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 243. It repeats a symbol more than three times, which the subtractive pair in CCXLIII exists to avoid."
    },
    {
      "invalid": "CCXXXXIIII",
      "value": 244,
      "canonical": "CCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 244. It repeats a symbol more than three times, which the subtractive pair in CCXLIV exists to avoid."
    },
    {
      "invalid": "CCXXXXV",
      "value": 245,
      "canonical": "CCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 245. It repeats a symbol more than three times, which the subtractive pair in CCXLV exists to avoid."
    },
    {
      "invalid": "CCXXXXVI",
      "value": 246,
      "canonical": "CCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 246. It repeats a symbol more than three times, which the subtractive pair in CCXLVI exists to avoid."
    },
    {
      "invalid": "CCXXXXVII",
      "value": 247,
      "canonical": "CCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 247. It repeats a symbol more than three times, which the subtractive pair in CCXLVII exists to avoid."
    },
    {
      "invalid": "CCXXXXVIII",
      "value": 248,
      "canonical": "CCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 248. It repeats a symbol more than three times, which the subtractive pair in CCXLVIII exists to avoid."
    },
    {
      "invalid": "CCXXXXVIIII",
      "value": 249,
      "canonical": "CCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 249. It repeats a symbol more than three times, which the subtractive pair in CCXLIX exists to avoid."
    },
    {
      "invalid": "CCLIIII",
      "value": 254,
      "canonical": "CCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 254. It repeats a symbol more than three times, which the subtractive pair in CCLIV exists to avoid."
    },
    {
      "invalid": "CCLVIIII",
      "value": 259,
      "canonical": "CCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 259. It repeats a symbol more than three times, which the subtractive pair in CCLIX exists to avoid."
    },
    {
      "invalid": "CCLXIIII",
      "value": 264,
      "canonical": "CCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 264. It repeats a symbol more than three times, which the subtractive pair in CCLXIV exists to avoid."
    },
    {
      "invalid": "CCLXVIIII",
      "value": 269,
      "canonical": "CCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 269. It repeats a symbol more than three times, which the subtractive pair in CCLXIX exists to avoid."
    },
    {
      "invalid": "CCLXXIIII",
      "value": 274,
      "canonical": "CCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 274. It repeats a symbol more than three times, which the subtractive pair in CCLXXIV exists to avoid."
    },
    {
      "invalid": "CCLXXVIIII",
      "value": 279,
      "canonical": "CCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 279. It repeats a symbol more than three times, which the subtractive pair in CCLXXIX exists to avoid."
    },
    {
      "invalid": "CCLXXXIIII",
      "value": 284,
      "canonical": "CCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 284. It repeats a symbol more than three times, which the subtractive pair in CCLXXXIV exists to avoid."
    },
    {
      "invalid": "CCLXXXVIIII",
      "value": 289,
      "canonical": "CCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 289. It repeats a symbol more than three times, which the subtractive pair in CCLXXXIX exists to avoid."
    },
    {
      "invalid": "CCLXXXX",
      "value": 290,
      "canonical": "CCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 290. It repeats a symbol more than three times, which the subtractive pair in CCXC exists to avoid."
    },
    {
      "invalid": "CCLXXXXI",
      "value": 291,
      "canonical": "CCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 291. It repeats a symbol more than three times, which the subtractive pair in CCXCI exists to avoid."
    },
    {
      "invalid": "CCLXXXXII",
      "value": 292,
      "canonical": "CCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 292. It repeats a symbol more than three times, which the subtractive pair in CCXCII exists to avoid."
    },
    {
      "invalid": "CCLXXXXIII",
      "value": 293,
      "canonical": "CCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 293. It repeats a symbol more than three times, which the subtractive pair in CCXCIII exists to avoid."
    },
    {
      "invalid": "CCLXXXXIIII",
      "value": 294,
      "canonical": "CCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 294. It repeats a symbol more than three times, which the subtractive pair in CCXCIV exists to avoid."
    },
    {
      "invalid": "CCLXXXXV",
      "value": 295,
      "canonical": "CCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 295. It repeats a symbol more than three times, which the subtractive pair in CCXCV exists to avoid."
    },
    {
      "invalid": "CCLXXXXVI",
      "value": 296,
      "canonical": "CCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 296. It repeats a symbol more than three times, which the subtractive pair in CCXCVI exists to avoid."
    },
    {
      "invalid": "CCLXXXXVII",
      "value": 297,
      "canonical": "CCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 297. It repeats a symbol more than three times, which the subtractive pair in CCXCVII exists to avoid."
    },
    {
      "invalid": "CCLXXXXVIII",
      "value": 298,
      "canonical": "CCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 298. It repeats a symbol more than three times, which the subtractive pair in CCXCVIII exists to avoid."
    },
    {
      "invalid": "CCLXXXXVIIII",
      "value": 299,
      "canonical": "CCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 299. It repeats a symbol more than three times, which the subtractive pair in CCXCIX exists to avoid."
    },
    {
      "invalid": "CCCIIII",
      "value": 304,
      "canonical": "CCCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 304. It repeats a symbol more than three times, which the subtractive pair in CCCIV exists to avoid."
    },
    {
      "invalid": "CCCVIIII",
      "value": 309,
      "canonical": "CCCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 309. It repeats a symbol more than three times, which the subtractive pair in CCCIX exists to avoid."
    },
    {
      "invalid": "CCCXIIII",
      "value": 314,
      "canonical": "CCCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 314. It repeats a symbol more than three times, which the subtractive pair in CCCXIV exists to avoid."
    },
    {
      "invalid": "CCCXVIIII",
      "value": 319,
      "canonical": "CCCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 319. It repeats a symbol more than three times, which the subtractive pair in CCCXIX exists to avoid."
    },
    {
      "invalid": "CCCXXIIII",
      "value": 324,
      "canonical": "CCCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 324. It repeats a symbol more than three times, which the subtractive pair in CCCXXIV exists to avoid."
    },
    {
      "invalid": "CCCXXVIIII",
      "value": 329,
      "canonical": "CCCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 329. It repeats a symbol more than three times, which the subtractive pair in CCCXXIX exists to avoid."
    },
    {
      "invalid": "CCCXXXIIII",
      "value": 334,
      "canonical": "CCCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 334. It repeats a symbol more than three times, which the subtractive pair in CCCXXXIV exists to avoid."
    },
    {
      "invalid": "CCCXXXVIIII",
      "value": 339,
      "canonical": "CCCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 339. It repeats a symbol more than three times, which the subtractive pair in CCCXXXIX exists to avoid."
    },
    {
      "invalid": "CCCXXXX",
      "value": 340,
      "canonical": "CCCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 340. It repeats a symbol more than three times, which the subtractive pair in CCCXL exists to avoid."
    },
    {
      "invalid": "CCCXXXXI",
      "value": 341,
      "canonical": "CCCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 341. It repeats a symbol more than three times, which the subtractive pair in CCCXLI exists to avoid."
    },
    {
      "invalid": "CCCXXXXII",
      "value": 342,
      "canonical": "CCCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 342. It repeats a symbol more than three times, which the subtractive pair in CCCXLII exists to avoid."
    },
    {
      "invalid": "CCCXXXXIII",
      "value": 343,
      "canonical": "CCCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 343. It repeats a symbol more than three times, which the subtractive pair in CCCXLIII exists to avoid."
    },
    {
      "invalid": "CCCXXXXIIII",
      "value": 344,
      "canonical": "CCCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 344. It repeats a symbol more than three times, which the subtractive pair in CCCXLIV exists to avoid."
    },
    {
      "invalid": "CCCXXXXV",
      "value": 345,
      "canonical": "CCCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 345. It repeats a symbol more than three times, which the subtractive pair in CCCXLV exists to avoid."
    },
    {
      "invalid": "CCCXXXXVI",
      "value": 346,
      "canonical": "CCCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 346. It repeats a symbol more than three times, which the subtractive pair in CCCXLVI exists to avoid."
    },
    {
      "invalid": "CCCXXXXVII",
      "value": 347,
      "canonical": "CCCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 347. It repeats a symbol more than three times, which the subtractive pair in CCCXLVII exists to avoid."
    },
    {
      "invalid": "CCCXXXXVIII",
      "value": 348,
      "canonical": "CCCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 348. It repeats a symbol more than three times, which the subtractive pair in CCCXLVIII exists to avoid."
    },
    {
      "invalid": "CCCXXXXVIIII",
      "value": 349,
      "canonical": "CCCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 349. It repeats a symbol more than three times, which the subtractive pair in CCCXLIX exists to avoid."
    },
    {
      "invalid": "CCCLIIII",
      "value": 354,
      "canonical": "CCCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 354. It repeats a symbol more than three times, which the subtractive pair in CCCLIV exists to avoid."
    },
    {
      "invalid": "CCCLVIIII",
      "value": 359,
      "canonical": "CCCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 359. It repeats a symbol more than three times, which the subtractive pair in CCCLIX exists to avoid."
    },
    {
      "invalid": "CCCLXIIII",
      "value": 364,
      "canonical": "CCCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 364. It repeats a symbol more than three times, which the subtractive pair in CCCLXIV exists to avoid."
    },
    {
      "invalid": "CCCLXVIIII",
      "value": 369,
      "canonical": "CCCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 369. It repeats a symbol more than three times, which the subtractive pair in CCCLXIX exists to avoid."
    },
    {
      "invalid": "CCCLXXIIII",
      "value": 374,
      "canonical": "CCCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 374. It repeats a symbol more than three times, which the subtractive pair in CCCLXXIV exists to avoid."
    },
    {
      "invalid": "CCCLXXVIIII",
      "value": 379,
      "canonical": "CCCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 379. It repeats a symbol more than three times, which the subtractive pair in CCCLXXIX exists to avoid."
    },
    {
      "invalid": "CCCLXXXIIII",
      "value": 384,
      "canonical": "CCCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 384. It repeats a symbol more than three times, which the subtractive pair in CCCLXXXIV exists to avoid."
    },
    {
      "invalid": "CCCLXXXVIIII",
      "value": 389,
      "canonical": "CCCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 389. It repeats a symbol more than three times, which the subtractive pair in CCCLXXXIX exists to avoid."
    },
    {
      "invalid": "CCCLXXXX",
      "value": 390,
      "canonical": "CCCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 390. It repeats a symbol more than three times, which the subtractive pair in CCCXC exists to avoid."
    },
    {
      "invalid": "CCCLXXXXI",
      "value": 391,
      "canonical": "CCCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 391. It repeats a symbol more than three times, which the subtractive pair in CCCXCI exists to avoid."
    },
    {
      "invalid": "CCCLXXXXII",
      "value": 392,
      "canonical": "CCCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 392. It repeats a symbol more than three times, which the subtractive pair in CCCXCII exists to avoid."
    },
    {
      "invalid": "CCCLXXXXIII",
      "value": 393,
      "canonical": "CCCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 393. It repeats a symbol more than three times, which the subtractive pair in CCCXCIII exists to avoid."
    },
    {
      "invalid": "CCCLXXXXIIII",
      "value": 394,
      "canonical": "CCCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 394. It repeats a symbol more than three times, which the subtractive pair in CCCXCIV exists to avoid."
    },
    {
      "invalid": "CCCLXXXXV",
      "value": 395,
      "canonical": "CCCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 395. It repeats a symbol more than three times, which the subtractive pair in CCCXCV exists to avoid."
    },
    {
      "invalid": "CCCLXXXXVI",
      "value": 396,
      "canonical": "CCCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 396. It repeats a symbol more than three times, which the subtractive pair in CCCXCVI exists to avoid."
    },
    {
      "invalid": "CCCLXXXXVII",
      "value": 397,
      "canonical": "CCCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 397. It repeats a symbol more than three times, which the subtractive pair in CCCXCVII exists to avoid."
    },
    {
      "invalid": "CCCLXXXXVIII",
      "value": 398,
      "canonical": "CCCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 398. It repeats a symbol more than three times, which the subtractive pair in CCCXCVIII exists to avoid."
    },
    {
      "invalid": "CCCLXXXXVIIII",
      "value": 399,
      "canonical": "CCCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 399. It repeats a symbol more than three times, which the subtractive pair in CCCXCIX exists to avoid."
    },
    {
      "invalid": "CCCC",
      "value": 400,
      "canonical": "CD",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 400. It repeats a symbol more than three times, which the subtractive pair in CD exists to avoid."
    },
    {
      "invalid": "CCCCI",
      "value": 401,
      "canonical": "CDI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 401. It repeats a symbol more than three times, which the subtractive pair in CDI exists to avoid."
    },
    {
      "invalid": "CCCCII",
      "value": 402,
      "canonical": "CDII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 402. It repeats a symbol more than three times, which the subtractive pair in CDII exists to avoid."
    },
    {
      "invalid": "CCCCIII",
      "value": 403,
      "canonical": "CDIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 403. It repeats a symbol more than three times, which the subtractive pair in CDIII exists to avoid."
    },
    {
      "invalid": "CCCCIIII",
      "value": 404,
      "canonical": "CDIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 404. It repeats a symbol more than three times, which the subtractive pair in CDIV exists to avoid."
    },
    {
      "invalid": "CCCCV",
      "value": 405,
      "canonical": "CDV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 405. It repeats a symbol more than three times, which the subtractive pair in CDV exists to avoid."
    },
    {
      "invalid": "CCCCVI",
      "value": 406,
      "canonical": "CDVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 406. It repeats a symbol more than three times, which the subtractive pair in CDVI exists to avoid."
    },
    {
      "invalid": "CCCCVII",
      "value": 407,
      "canonical": "CDVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 407. It repeats a symbol more than three times, which the subtractive pair in CDVII exists to avoid."
    },
    {
      "invalid": "CCCCVIII",
      "value": 408,
      "canonical": "CDVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 408. It repeats a symbol more than three times, which the subtractive pair in CDVIII exists to avoid."
    },
    {
      "invalid": "CCCCVIIII",
      "value": 409,
      "canonical": "CDIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 409. It repeats a symbol more than three times, which the subtractive pair in CDIX exists to avoid."
    },
    {
      "invalid": "CCCCX",
      "value": 410,
      "canonical": "CDX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 410. It repeats a symbol more than three times, which the subtractive pair in CDX exists to avoid."
    },
    {
      "invalid": "CCCCXI",
      "value": 411,
      "canonical": "CDXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 411. It repeats a symbol more than three times, which the subtractive pair in CDXI exists to avoid."
    },
    {
      "invalid": "CCCCXII",
      "value": 412,
      "canonical": "CDXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 412. It repeats a symbol more than three times, which the subtractive pair in CDXII exists to avoid."
    },
    {
      "invalid": "CCCCXIII",
      "value": 413,
      "canonical": "CDXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 413. It repeats a symbol more than three times, which the subtractive pair in CDXIII exists to avoid."
    },
    {
      "invalid": "CCCCXIIII",
      "value": 414,
      "canonical": "CDXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 414. It repeats a symbol more than three times, which the subtractive pair in CDXIV exists to avoid."
    },
    {
      "invalid": "CCCCXV",
      "value": 415,
      "canonical": "CDXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 415. It repeats a symbol more than three times, which the subtractive pair in CDXV exists to avoid."
    },
    {
      "invalid": "CCCCXVI",
      "value": 416,
      "canonical": "CDXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 416. It repeats a symbol more than three times, which the subtractive pair in CDXVI exists to avoid."
    },
    {
      "invalid": "CCCCXVII",
      "value": 417,
      "canonical": "CDXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 417. It repeats a symbol more than three times, which the subtractive pair in CDXVII exists to avoid."
    },
    {
      "invalid": "CCCCXVIII",
      "value": 418,
      "canonical": "CDXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 418. It repeats a symbol more than three times, which the subtractive pair in CDXVIII exists to avoid."
    },
    {
      "invalid": "CCCCXVIIII",
      "value": 419,
      "canonical": "CDXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 419. It repeats a symbol more than three times, which the subtractive pair in CDXIX exists to avoid."
    },
    {
      "invalid": "CCCCXX",
      "value": 420,
      "canonical": "CDXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 420. It repeats a symbol more than three times, which the subtractive pair in CDXX exists to avoid."
    },
    {
      "invalid": "CCCCXXI",
      "value": 421,
      "canonical": "CDXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 421. It repeats a symbol more than three times, which the subtractive pair in CDXXI exists to avoid."
    },
    {
      "invalid": "CCCCXXII",
      "value": 422,
      "canonical": "CDXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 422. It repeats a symbol more than three times, which the subtractive pair in CDXXII exists to avoid."
    },
    {
      "invalid": "CCCCXXIII",
      "value": 423,
      "canonical": "CDXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 423. It repeats a symbol more than three times, which the subtractive pair in CDXXIII exists to avoid."
    },
    {
      "invalid": "CCCCXXIIII",
      "value": 424,
      "canonical": "CDXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 424. It repeats a symbol more than three times, which the subtractive pair in CDXXIV exists to avoid."
    },
    {
      "invalid": "CCCCXXV",
      "value": 425,
      "canonical": "CDXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 425. It repeats a symbol more than three times, which the subtractive pair in CDXXV exists to avoid."
    },
    {
      "invalid": "CCCCXXVI",
      "value": 426,
      "canonical": "CDXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 426. It repeats a symbol more than three times, which the subtractive pair in CDXXVI exists to avoid."
    },
    {
      "invalid": "CCCCXXVII",
      "value": 427,
      "canonical": "CDXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 427. It repeats a symbol more than three times, which the subtractive pair in CDXXVII exists to avoid."
    },
    {
      "invalid": "CCCCXXVIII",
      "value": 428,
      "canonical": "CDXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 428. It repeats a symbol more than three times, which the subtractive pair in CDXXVIII exists to avoid."
    },
    {
      "invalid": "CCCCXXVIIII",
      "value": 429,
      "canonical": "CDXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 429. It repeats a symbol more than three times, which the subtractive pair in CDXXIX exists to avoid."
    },
    {
      "invalid": "CCCCXXX",
      "value": 430,
      "canonical": "CDXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 430. It repeats a symbol more than three times, which the subtractive pair in CDXXX exists to avoid."
    },
    {
      "invalid": "CCCCXXXI",
      "value": 431,
      "canonical": "CDXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 431. It repeats a symbol more than three times, which the subtractive pair in CDXXXI exists to avoid."
    },
    {
      "invalid": "CCCCXXXII",
      "value": 432,
      "canonical": "CDXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 432. It repeats a symbol more than three times, which the subtractive pair in CDXXXII exists to avoid."
    },
    {
      "invalid": "CCCCXXXIII",
      "value": 433,
      "canonical": "CDXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 433. It repeats a symbol more than three times, which the subtractive pair in CDXXXIII exists to avoid."
    },
    {
      "invalid": "CCCCXXXIIII",
      "value": 434,
      "canonical": "CDXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 434. It repeats a symbol more than three times, which the subtractive pair in CDXXXIV exists to avoid."
    },
    {
      "invalid": "CCCCXXXV",
      "value": 435,
      "canonical": "CDXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 435. It repeats a symbol more than three times, which the subtractive pair in CDXXXV exists to avoid."
    },
    {
      "invalid": "CCCCXXXVI",
      "value": 436,
      "canonical": "CDXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 436. It repeats a symbol more than three times, which the subtractive pair in CDXXXVI exists to avoid."
    },
    {
      "invalid": "CCCCXXXVII",
      "value": 437,
      "canonical": "CDXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 437. It repeats a symbol more than three times, which the subtractive pair in CDXXXVII exists to avoid."
    },
    {
      "invalid": "CCCCXXXVIII",
      "value": 438,
      "canonical": "CDXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 438. It repeats a symbol more than three times, which the subtractive pair in CDXXXVIII exists to avoid."
    },
    {
      "invalid": "CCCCXXXVIIII",
      "value": 439,
      "canonical": "CDXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 439. It repeats a symbol more than three times, which the subtractive pair in CDXXXIX exists to avoid."
    },
    {
      "invalid": "CCCCXXXX",
      "value": 440,
      "canonical": "CDXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 440. It repeats a symbol more than three times, which the subtractive pair in CDXL exists to avoid."
    },
    {
      "invalid": "CCCCXXXXI",
      "value": 441,
      "canonical": "CDXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 441. It repeats a symbol more than three times, which the subtractive pair in CDXLI exists to avoid."
    },
    {
      "invalid": "CCCCXXXXII",
      "value": 442,
      "canonical": "CDXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 442. It repeats a symbol more than three times, which the subtractive pair in CDXLII exists to avoid."
    },
    {
      "invalid": "CCCCXXXXIII",
      "value": 443,
      "canonical": "CDXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 443. It repeats a symbol more than three times, which the subtractive pair in CDXLIII exists to avoid."
    },
    {
      "invalid": "CCCCXXXXIIII",
      "value": 444,
      "canonical": "CDXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 444. It repeats a symbol more than three times, which the subtractive pair in CDXLIV exists to avoid."
    },
    {
      "invalid": "CCCCXXXXV",
      "value": 445,
      "canonical": "CDXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 445. It repeats a symbol more than three times, which the subtractive pair in CDXLV exists to avoid."
    },
    {
      "invalid": "CCCCXXXXVI",
      "value": 446,
      "canonical": "CDXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 446. It repeats a symbol more than three times, which the subtractive pair in CDXLVI exists to avoid."
    },
    {
      "invalid": "CCCCXXXXVII",
      "value": 447,
      "canonical": "CDXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 447. It repeats a symbol more than three times, which the subtractive pair in CDXLVII exists to avoid."
    },
    {
      "invalid": "CCCCXXXXVIII",
      "value": 448,
      "canonical": "CDXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 448. It repeats a symbol more than three times, which the subtractive pair in CDXLVIII exists to avoid."
    },
    {
      "invalid": "CCCCXXXXVIIII",
      "value": 449,
      "canonical": "CDXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 449. It repeats a symbol more than three times, which the subtractive pair in CDXLIX exists to avoid."
    },
    {
      "invalid": "CCCCL",
      "value": 450,
      "canonical": "CDL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 450. It repeats a symbol more than three times, which the subtractive pair in CDL exists to avoid."
    },
    {
      "invalid": "CCCCLI",
      "value": 451,
      "canonical": "CDLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 451. It repeats a symbol more than three times, which the subtractive pair in CDLI exists to avoid."
    },
    {
      "invalid": "CCCCLII",
      "value": 452,
      "canonical": "CDLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 452. It repeats a symbol more than three times, which the subtractive pair in CDLII exists to avoid."
    },
    {
      "invalid": "CCCCLIII",
      "value": 453,
      "canonical": "CDLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 453. It repeats a symbol more than three times, which the subtractive pair in CDLIII exists to avoid."
    },
    {
      "invalid": "CCCCLIIII",
      "value": 454,
      "canonical": "CDLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 454. It repeats a symbol more than three times, which the subtractive pair in CDLIV exists to avoid."
    },
    {
      "invalid": "CCCCLV",
      "value": 455,
      "canonical": "CDLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 455. It repeats a symbol more than three times, which the subtractive pair in CDLV exists to avoid."
    },
    {
      "invalid": "CCCCLVI",
      "value": 456,
      "canonical": "CDLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 456. It repeats a symbol more than three times, which the subtractive pair in CDLVI exists to avoid."
    },
    {
      "invalid": "CCCCLVII",
      "value": 457,
      "canonical": "CDLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 457. It repeats a symbol more than three times, which the subtractive pair in CDLVII exists to avoid."
    },
    {
      "invalid": "CCCCLVIII",
      "value": 458,
      "canonical": "CDLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 458. It repeats a symbol more than three times, which the subtractive pair in CDLVIII exists to avoid."
    },
    {
      "invalid": "CCCCLVIIII",
      "value": 459,
      "canonical": "CDLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 459. It repeats a symbol more than three times, which the subtractive pair in CDLIX exists to avoid."
    },
    {
      "invalid": "CCCCLX",
      "value": 460,
      "canonical": "CDLX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 460. It repeats a symbol more than three times, which the subtractive pair in CDLX exists to avoid."
    },
    {
      "invalid": "CCCCLXI",
      "value": 461,
      "canonical": "CDLXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 461. It repeats a symbol more than three times, which the subtractive pair in CDLXI exists to avoid."
    },
    {
      "invalid": "CCCCLXII",
      "value": 462,
      "canonical": "CDLXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 462. It repeats a symbol more than three times, which the subtractive pair in CDLXII exists to avoid."
    },
    {
      "invalid": "CCCCLXIII",
      "value": 463,
      "canonical": "CDLXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 463. It repeats a symbol more than three times, which the subtractive pair in CDLXIII exists to avoid."
    },
    {
      "invalid": "CCCCLXIIII",
      "value": 464,
      "canonical": "CDLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 464. It repeats a symbol more than three times, which the subtractive pair in CDLXIV exists to avoid."
    },
    {
      "invalid": "CCCCLXV",
      "value": 465,
      "canonical": "CDLXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 465. It repeats a symbol more than three times, which the subtractive pair in CDLXV exists to avoid."
    },
    {
      "invalid": "CCCCLXVI",
      "value": 466,
      "canonical": "CDLXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 466. It repeats a symbol more than three times, which the subtractive pair in CDLXVI exists to avoid."
    },
    {
      "invalid": "CCCCLXVII",
      "value": 467,
      "canonical": "CDLXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 467. It repeats a symbol more than three times, which the subtractive pair in CDLXVII exists to avoid."
    },
    {
      "invalid": "CCCCLXVIII",
      "value": 468,
      "canonical": "CDLXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 468. It repeats a symbol more than three times, which the subtractive pair in CDLXVIII exists to avoid."
    },
    {
      "invalid": "CCCCLXVIIII",
      "value": 469,
      "canonical": "CDLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 469. It repeats a symbol more than three times, which the subtractive pair in CDLXIX exists to avoid."
    },
    {
      "invalid": "CCCCLXX",
      "value": 470,
      "canonical": "CDLXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 470. It repeats a symbol more than three times, which the subtractive pair in CDLXX exists to avoid."
    },
    {
      "invalid": "CCCCLXXI",
      "value": 471,
      "canonical": "CDLXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 471. It repeats a symbol more than three times, which the subtractive pair in CDLXXI exists to avoid."
    },
    {
      "invalid": "CCCCLXXII",
      "value": 472,
      "canonical": "CDLXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 472. It repeats a symbol more than three times, which the subtractive pair in CDLXXII exists to avoid."
    },
    {
      "invalid": "CCCCLXXIII",
      "value": 473,
      "canonical": "CDLXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 473. It repeats a symbol more than three times, which the subtractive pair in CDLXXIII exists to avoid."
    },
    {
      "invalid": "CCCCLXXIIII",
      "value": 474,
      "canonical": "CDLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 474. It repeats a symbol more than three times, which the subtractive pair in CDLXXIV exists to avoid."
    },
    {
      "invalid": "CCCCLXXV",
      "value": 475,
      "canonical": "CDLXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 475. It repeats a symbol more than three times, which the subtractive pair in CDLXXV exists to avoid."
    },
    {
      "invalid": "CCCCLXXVI",
      "value": 476,
      "canonical": "CDLXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 476. It repeats a symbol more than three times, which the subtractive pair in CDLXXVI exists to avoid."
    },
    {
      "invalid": "CCCCLXXVII",
      "value": 477,
      "canonical": "CDLXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 477. It repeats a symbol more than three times, which the subtractive pair in CDLXXVII exists to avoid."
    },
    {
      "invalid": "CCCCLXXVIII",
      "value": 478,
      "canonical": "CDLXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 478. It repeats a symbol more than three times, which the subtractive pair in CDLXXVIII exists to avoid."
    },
    {
      "invalid": "CCCCLXXVIIII",
      "value": 479,
      "canonical": "CDLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 479. It repeats a symbol more than three times, which the subtractive pair in CDLXXIX exists to avoid."
    },
    {
      "invalid": "CCCCLXXX",
      "value": 480,
      "canonical": "CDLXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 480. It repeats a symbol more than three times, which the subtractive pair in CDLXXX exists to avoid."
    },
    {
      "invalid": "CCCCLXXXI",
      "value": 481,
      "canonical": "CDLXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 481. It repeats a symbol more than three times, which the subtractive pair in CDLXXXI exists to avoid."
    },
    {
      "invalid": "CCCCLXXXII",
      "value": 482,
      "canonical": "CDLXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 482. It repeats a symbol more than three times, which the subtractive pair in CDLXXXII exists to avoid."
    },
    {
      "invalid": "CCCCLXXXIII",
      "value": 483,
      "canonical": "CDLXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 483. It repeats a symbol more than three times, which the subtractive pair in CDLXXXIII exists to avoid."
    },
    {
      "invalid": "CCCCLXXXIIII",
      "value": 484,
      "canonical": "CDLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 484. It repeats a symbol more than three times, which the subtractive pair in CDLXXXIV exists to avoid."
    },
    {
      "invalid": "CCCCLXXXV",
      "value": 485,
      "canonical": "CDLXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 485. It repeats a symbol more than three times, which the subtractive pair in CDLXXXV exists to avoid."
    },
    {
      "invalid": "CCCCLXXXVI",
      "value": 486,
      "canonical": "CDLXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 486. It repeats a symbol more than three times, which the subtractive pair in CDLXXXVI exists to avoid."
    },
    {
      "invalid": "CCCCLXXXVII",
      "value": 487,
      "canonical": "CDLXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 487. It repeats a symbol more than three times, which the subtractive pair in CDLXXXVII exists to avoid."
    },
    {
      "invalid": "CCCCLXXXVIII",
      "value": 488,
      "canonical": "CDLXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 488. It repeats a symbol more than three times, which the subtractive pair in CDLXXXVIII exists to avoid."
    },
    {
      "invalid": "CCCCLXXXVIIII",
      "value": 489,
      "canonical": "CDLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 489. It repeats a symbol more than three times, which the subtractive pair in CDLXXXIX exists to avoid."
    },
    {
      "invalid": "CCCCLXXXX",
      "value": 490,
      "canonical": "CDXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 490. It repeats a symbol more than three times, which the subtractive pair in CDXC exists to avoid."
    },
    {
      "invalid": "CCCCLXXXXI",
      "value": 491,
      "canonical": "CDXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 491. It repeats a symbol more than three times, which the subtractive pair in CDXCI exists to avoid."
    },
    {
      "invalid": "CCCCLXXXXII",
      "value": 492,
      "canonical": "CDXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 492. It repeats a symbol more than three times, which the subtractive pair in CDXCII exists to avoid."
    },
    {
      "invalid": "CCCCLXXXXIII",
      "value": 493,
      "canonical": "CDXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 493. It repeats a symbol more than three times, which the subtractive pair in CDXCIII exists to avoid."
    },
    {
      "invalid": "CCCCLXXXXIIII",
      "value": 494,
      "canonical": "CDXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 494. It repeats a symbol more than three times, which the subtractive pair in CDXCIV exists to avoid."
    },
    {
      "invalid": "CCCCLXXXXV",
      "value": 495,
      "canonical": "CDXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 495. It repeats a symbol more than three times, which the subtractive pair in CDXCV exists to avoid."
    },
    {
      "invalid": "CCCCLXXXXVI",
      "value": 496,
      "canonical": "CDXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 496. It repeats a symbol more than three times, which the subtractive pair in CDXCVI exists to avoid."
    },
    {
      "invalid": "CCCCLXXXXVII",
      "value": 497,
      "canonical": "CDXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 497. It repeats a symbol more than three times, which the subtractive pair in CDXCVII exists to avoid."
    },
    {
      "invalid": "CCCCLXXXXVIII",
      "value": 498,
      "canonical": "CDXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 498. It repeats a symbol more than three times, which the subtractive pair in CDXCVIII exists to avoid."
    },
    {
      "invalid": "CCCCLXXXXVIIII",
      "value": 499,
      "canonical": "CDXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 499. It repeats a symbol more than three times, which the subtractive pair in CDXCIX exists to avoid."
    },
    {
      "invalid": "DIIII",
      "value": 504,
      "canonical": "DIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 504. It repeats a symbol more than three times, which the subtractive pair in DIV exists to avoid."
    },
    {
      "invalid": "DVIIII",
      "value": 509,
      "canonical": "DIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 509. It repeats a symbol more than three times, which the subtractive pair in DIX exists to avoid."
    },
    {
      "invalid": "DXIIII",
      "value": 514,
      "canonical": "DXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 514. It repeats a symbol more than three times, which the subtractive pair in DXIV exists to avoid."
    },
    {
      "invalid": "DXVIIII",
      "value": 519,
      "canonical": "DXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 519. It repeats a symbol more than three times, which the subtractive pair in DXIX exists to avoid."
    },
    {
      "invalid": "DXXIIII",
      "value": 524,
      "canonical": "DXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 524. It repeats a symbol more than three times, which the subtractive pair in DXXIV exists to avoid."
    },
    {
      "invalid": "DXXVIIII",
      "value": 529,
      "canonical": "DXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 529. It repeats a symbol more than three times, which the subtractive pair in DXXIX exists to avoid."
    },
    {
      "invalid": "DXXXIIII",
      "value": 534,
      "canonical": "DXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 534. It repeats a symbol more than three times, which the subtractive pair in DXXXIV exists to avoid."
    },
    {
      "invalid": "DXXXVIIII",
      "value": 539,
      "canonical": "DXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 539. It repeats a symbol more than three times, which the subtractive pair in DXXXIX exists to avoid."
    },
    {
      "invalid": "DXXXX",
      "value": 540,
      "canonical": "DXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 540. It repeats a symbol more than three times, which the subtractive pair in DXL exists to avoid."
    },
    {
      "invalid": "DXXXXI",
      "value": 541,
      "canonical": "DXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 541. It repeats a symbol more than three times, which the subtractive pair in DXLI exists to avoid."
    },
    {
      "invalid": "DXXXXII",
      "value": 542,
      "canonical": "DXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 542. It repeats a symbol more than three times, which the subtractive pair in DXLII exists to avoid."
    },
    {
      "invalid": "DXXXXIII",
      "value": 543,
      "canonical": "DXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 543. It repeats a symbol more than three times, which the subtractive pair in DXLIII exists to avoid."
    },
    {
      "invalid": "DXXXXIIII",
      "value": 544,
      "canonical": "DXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 544. It repeats a symbol more than three times, which the subtractive pair in DXLIV exists to avoid."
    },
    {
      "invalid": "DXXXXV",
      "value": 545,
      "canonical": "DXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 545. It repeats a symbol more than three times, which the subtractive pair in DXLV exists to avoid."
    },
    {
      "invalid": "DXXXXVI",
      "value": 546,
      "canonical": "DXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 546. It repeats a symbol more than three times, which the subtractive pair in DXLVI exists to avoid."
    },
    {
      "invalid": "DXXXXVII",
      "value": 547,
      "canonical": "DXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 547. It repeats a symbol more than three times, which the subtractive pair in DXLVII exists to avoid."
    },
    {
      "invalid": "DXXXXVIII",
      "value": 548,
      "canonical": "DXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 548. It repeats a symbol more than three times, which the subtractive pair in DXLVIII exists to avoid."
    },
    {
      "invalid": "DXXXXVIIII",
      "value": 549,
      "canonical": "DXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 549. It repeats a symbol more than three times, which the subtractive pair in DXLIX exists to avoid."
    },
    {
      "invalid": "DLIIII",
      "value": 554,
      "canonical": "DLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 554. It repeats a symbol more than three times, which the subtractive pair in DLIV exists to avoid."
    },
    {
      "invalid": "DLVIIII",
      "value": 559,
      "canonical": "DLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 559. It repeats a symbol more than three times, which the subtractive pair in DLIX exists to avoid."
    },
    {
      "invalid": "DLXIIII",
      "value": 564,
      "canonical": "DLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 564. It repeats a symbol more than three times, which the subtractive pair in DLXIV exists to avoid."
    },
    {
      "invalid": "DLXVIIII",
      "value": 569,
      "canonical": "DLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 569. It repeats a symbol more than three times, which the subtractive pair in DLXIX exists to avoid."
    },
    {
      "invalid": "DLXXIIII",
      "value": 574,
      "canonical": "DLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 574. It repeats a symbol more than three times, which the subtractive pair in DLXXIV exists to avoid."
    },
    {
      "invalid": "DLXXVIIII",
      "value": 579,
      "canonical": "DLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 579. It repeats a symbol more than three times, which the subtractive pair in DLXXIX exists to avoid."
    },
    {
      "invalid": "DLXXXIIII",
      "value": 584,
      "canonical": "DLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 584. It repeats a symbol more than three times, which the subtractive pair in DLXXXIV exists to avoid."
    },
    {
      "invalid": "DLXXXVIIII",
      "value": 589,
      "canonical": "DLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 589. It repeats a symbol more than three times, which the subtractive pair in DLXXXIX exists to avoid."
    },
    {
      "invalid": "DLXXXX",
      "value": 590,
      "canonical": "DXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 590. It repeats a symbol more than three times, which the subtractive pair in DXC exists to avoid."
    },
    {
      "invalid": "DLXXXXI",
      "value": 591,
      "canonical": "DXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 591. It repeats a symbol more than three times, which the subtractive pair in DXCI exists to avoid."
    },
    {
      "invalid": "DLXXXXII",
      "value": 592,
      "canonical": "DXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 592. It repeats a symbol more than three times, which the subtractive pair in DXCII exists to avoid."
    },
    {
      "invalid": "DLXXXXIII",
      "value": 593,
      "canonical": "DXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 593. It repeats a symbol more than three times, which the subtractive pair in DXCIII exists to avoid."
    },
    {
      "invalid": "DLXXXXIIII",
      "value": 594,
      "canonical": "DXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 594. It repeats a symbol more than three times, which the subtractive pair in DXCIV exists to avoid."
    },
    {
      "invalid": "DLXXXXV",
      "value": 595,
      "canonical": "DXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 595. It repeats a symbol more than three times, which the subtractive pair in DXCV exists to avoid."
    },
    {
      "invalid": "DLXXXXVI",
      "value": 596,
      "canonical": "DXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 596. It repeats a symbol more than three times, which the subtractive pair in DXCVI exists to avoid."
    },
    {
      "invalid": "DLXXXXVII",
      "value": 597,
      "canonical": "DXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 597. It repeats a symbol more than three times, which the subtractive pair in DXCVII exists to avoid."
    },
    {
      "invalid": "DLXXXXVIII",
      "value": 598,
      "canonical": "DXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 598. It repeats a symbol more than three times, which the subtractive pair in DXCVIII exists to avoid."
    },
    {
      "invalid": "DLXXXXVIIII",
      "value": 599,
      "canonical": "DXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 599. It repeats a symbol more than three times, which the subtractive pair in DXCIX exists to avoid."
    },
    {
      "invalid": "DCIIII",
      "value": 604,
      "canonical": "DCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 604. It repeats a symbol more than three times, which the subtractive pair in DCIV exists to avoid."
    },
    {
      "invalid": "DCVIIII",
      "value": 609,
      "canonical": "DCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 609. It repeats a symbol more than three times, which the subtractive pair in DCIX exists to avoid."
    },
    {
      "invalid": "DCXIIII",
      "value": 614,
      "canonical": "DCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 614. It repeats a symbol more than three times, which the subtractive pair in DCXIV exists to avoid."
    },
    {
      "invalid": "DCXVIIII",
      "value": 619,
      "canonical": "DCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 619. It repeats a symbol more than three times, which the subtractive pair in DCXIX exists to avoid."
    },
    {
      "invalid": "DCXXIIII",
      "value": 624,
      "canonical": "DCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 624. It repeats a symbol more than three times, which the subtractive pair in DCXXIV exists to avoid."
    },
    {
      "invalid": "DCXXVIIII",
      "value": 629,
      "canonical": "DCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 629. It repeats a symbol more than three times, which the subtractive pair in DCXXIX exists to avoid."
    },
    {
      "invalid": "DCXXXIIII",
      "value": 634,
      "canonical": "DCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 634. It repeats a symbol more than three times, which the subtractive pair in DCXXXIV exists to avoid."
    },
    {
      "invalid": "DCXXXVIIII",
      "value": 639,
      "canonical": "DCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 639. It repeats a symbol more than three times, which the subtractive pair in DCXXXIX exists to avoid."
    },
    {
      "invalid": "DCXXXX",
      "value": 640,
      "canonical": "DCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 640. It repeats a symbol more than three times, which the subtractive pair in DCXL exists to avoid."
    },
    {
      "invalid": "DCXXXXI",
      "value": 641,
      "canonical": "DCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 641. It repeats a symbol more than three times, which the subtractive pair in DCXLI exists to avoid."
    },
    {
      "invalid": "DCXXXXII",
      "value": 642,
      "canonical": "DCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 642. It repeats a symbol more than three times, which the subtractive pair in DCXLII exists to avoid."
    },
    {
      "invalid": "DCXXXXIII",
      "value": 643,
      "canonical": "DCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 643. It repeats a symbol more than three times, which the subtractive pair in DCXLIII exists to avoid."
    },
    {
      "invalid": "DCXXXXIIII",
      "value": 644,
      "canonical": "DCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 644. It repeats a symbol more than three times, which the subtractive pair in DCXLIV exists to avoid."
    },
    {
      "invalid": "DCXXXXV",
      "value": 645,
      "canonical": "DCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 645. It repeats a symbol more than three times, which the subtractive pair in DCXLV exists to avoid."
    },
    {
      "invalid": "DCXXXXVI",
      "value": 646,
      "canonical": "DCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 646. It repeats a symbol more than three times, which the subtractive pair in DCXLVI exists to avoid."
    },
    {
      "invalid": "DCXXXXVII",
      "value": 647,
      "canonical": "DCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 647. It repeats a symbol more than three times, which the subtractive pair in DCXLVII exists to avoid."
    },
    {
      "invalid": "DCXXXXVIII",
      "value": 648,
      "canonical": "DCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 648. It repeats a symbol more than three times, which the subtractive pair in DCXLVIII exists to avoid."
    },
    {
      "invalid": "DCXXXXVIIII",
      "value": 649,
      "canonical": "DCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 649. It repeats a symbol more than three times, which the subtractive pair in DCXLIX exists to avoid."
    },
    {
      "invalid": "DCLIIII",
      "value": 654,
      "canonical": "DCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 654. It repeats a symbol more than three times, which the subtractive pair in DCLIV exists to avoid."
    },
    {
      "invalid": "DCLVIIII",
      "value": 659,
      "canonical": "DCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 659. It repeats a symbol more than three times, which the subtractive pair in DCLIX exists to avoid."
    },
    {
      "invalid": "DCLXIIII",
      "value": 664,
      "canonical": "DCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 664. It repeats a symbol more than three times, which the subtractive pair in DCLXIV exists to avoid."
    },
    {
      "invalid": "DCLXVIIII",
      "value": 669,
      "canonical": "DCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 669. It repeats a symbol more than three times, which the subtractive pair in DCLXIX exists to avoid."
    },
    {
      "invalid": "DCLXXIIII",
      "value": 674,
      "canonical": "DCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 674. It repeats a symbol more than three times, which the subtractive pair in DCLXXIV exists to avoid."
    },
    {
      "invalid": "DCLXXVIIII",
      "value": 679,
      "canonical": "DCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 679. It repeats a symbol more than three times, which the subtractive pair in DCLXXIX exists to avoid."
    },
    {
      "invalid": "DCLXXXIIII",
      "value": 684,
      "canonical": "DCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 684. It repeats a symbol more than three times, which the subtractive pair in DCLXXXIV exists to avoid."
    },
    {
      "invalid": "DCLXXXVIIII",
      "value": 689,
      "canonical": "DCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 689. It repeats a symbol more than three times, which the subtractive pair in DCLXXXIX exists to avoid."
    },
    {
      "invalid": "DCLXXXX",
      "value": 690,
      "canonical": "DCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 690. It repeats a symbol more than three times, which the subtractive pair in DCXC exists to avoid."
    },
    {
      "invalid": "DCLXXXXI",
      "value": 691,
      "canonical": "DCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 691. It repeats a symbol more than three times, which the subtractive pair in DCXCI exists to avoid."
    },
    {
      "invalid": "DCLXXXXII",
      "value": 692,
      "canonical": "DCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 692. It repeats a symbol more than three times, which the subtractive pair in DCXCII exists to avoid."
    },
    {
      "invalid": "DCLXXXXIII",
      "value": 693,
      "canonical": "DCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 693. It repeats a symbol more than three times, which the subtractive pair in DCXCIII exists to avoid."
    },
    {
      "invalid": "DCLXXXXIIII",
      "value": 694,
      "canonical": "DCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 694. It repeats a symbol more than three times, which the subtractive pair in DCXCIV exists to avoid."
    },
    {
      "invalid": "DCLXXXXV",
      "value": 695,
      "canonical": "DCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 695. It repeats a symbol more than three times, which the subtractive pair in DCXCV exists to avoid."
    },
    {
      "invalid": "DCLXXXXVI",
      "value": 696,
      "canonical": "DCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 696. It repeats a symbol more than three times, which the subtractive pair in DCXCVI exists to avoid."
    },
    {
      "invalid": "DCLXXXXVII",
      "value": 697,
      "canonical": "DCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 697. It repeats a symbol more than three times, which the subtractive pair in DCXCVII exists to avoid."
    },
    {
      "invalid": "DCLXXXXVIII",
      "value": 698,
      "canonical": "DCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 698. It repeats a symbol more than three times, which the subtractive pair in DCXCVIII exists to avoid."
    },
    {
      "invalid": "DCLXXXXVIIII",
      "value": 699,
      "canonical": "DCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 699. It repeats a symbol more than three times, which the subtractive pair in DCXCIX exists to avoid."
    },
    {
      "invalid": "DCCIIII",
      "value": 704,
      "canonical": "DCCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 704. It repeats a symbol more than three times, which the subtractive pair in DCCIV exists to avoid."
    },
    {
      "invalid": "DCCVIIII",
      "value": 709,
      "canonical": "DCCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 709. It repeats a symbol more than three times, which the subtractive pair in DCCIX exists to avoid."
    },
    {
      "invalid": "DCCXIIII",
      "value": 714,
      "canonical": "DCCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 714. It repeats a symbol more than three times, which the subtractive pair in DCCXIV exists to avoid."
    },
    {
      "invalid": "DCCXVIIII",
      "value": 719,
      "canonical": "DCCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 719. It repeats a symbol more than three times, which the subtractive pair in DCCXIX exists to avoid."
    },
    {
      "invalid": "DCCXXIIII",
      "value": 724,
      "canonical": "DCCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 724. It repeats a symbol more than three times, which the subtractive pair in DCCXXIV exists to avoid."
    },
    {
      "invalid": "DCCXXVIIII",
      "value": 729,
      "canonical": "DCCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 729. It repeats a symbol more than three times, which the subtractive pair in DCCXXIX exists to avoid."
    },
    {
      "invalid": "DCCXXXIIII",
      "value": 734,
      "canonical": "DCCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 734. It repeats a symbol more than three times, which the subtractive pair in DCCXXXIV exists to avoid."
    },
    {
      "invalid": "DCCXXXVIIII",
      "value": 739,
      "canonical": "DCCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 739. It repeats a symbol more than three times, which the subtractive pair in DCCXXXIX exists to avoid."
    },
    {
      "invalid": "DCCXXXX",
      "value": 740,
      "canonical": "DCCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 740. It repeats a symbol more than three times, which the subtractive pair in DCCXL exists to avoid."
    },
    {
      "invalid": "DCCXXXXI",
      "value": 741,
      "canonical": "DCCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 741. It repeats a symbol more than three times, which the subtractive pair in DCCXLI exists to avoid."
    },
    {
      "invalid": "DCCXXXXII",
      "value": 742,
      "canonical": "DCCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 742. It repeats a symbol more than three times, which the subtractive pair in DCCXLII exists to avoid."
    },
    {
      "invalid": "DCCXXXXIII",
      "value": 743,
      "canonical": "DCCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 743. It repeats a symbol more than three times, which the subtractive pair in DCCXLIII exists to avoid."
    },
    {
      "invalid": "DCCXXXXIIII",
      "value": 744,
      "canonical": "DCCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 744. It repeats a symbol more than three times, which the subtractive pair in DCCXLIV exists to avoid."
    },
    {
      "invalid": "DCCXXXXV",
      "value": 745,
      "canonical": "DCCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 745. It repeats a symbol more than three times, which the subtractive pair in DCCXLV exists to avoid."
    },
    {
      "invalid": "DCCXXXXVI",
      "value": 746,
      "canonical": "DCCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 746. It repeats a symbol more than three times, which the subtractive pair in DCCXLVI exists to avoid."
    },
    {
      "invalid": "DCCXXXXVII",
      "value": 747,
      "canonical": "DCCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 747. It repeats a symbol more than three times, which the subtractive pair in DCCXLVII exists to avoid."
    },
    {
      "invalid": "DCCXXXXVIII",
      "value": 748,
      "canonical": "DCCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 748. It repeats a symbol more than three times, which the subtractive pair in DCCXLVIII exists to avoid."
    },
    {
      "invalid": "DCCXXXXVIIII",
      "value": 749,
      "canonical": "DCCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 749. It repeats a symbol more than three times, which the subtractive pair in DCCXLIX exists to avoid."
    },
    {
      "invalid": "DCCLIIII",
      "value": 754,
      "canonical": "DCCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 754. It repeats a symbol more than three times, which the subtractive pair in DCCLIV exists to avoid."
    },
    {
      "invalid": "DCCLVIIII",
      "value": 759,
      "canonical": "DCCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 759. It repeats a symbol more than three times, which the subtractive pair in DCCLIX exists to avoid."
    },
    {
      "invalid": "DCCLXIIII",
      "value": 764,
      "canonical": "DCCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 764. It repeats a symbol more than three times, which the subtractive pair in DCCLXIV exists to avoid."
    },
    {
      "invalid": "DCCLXVIIII",
      "value": 769,
      "canonical": "DCCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 769. It repeats a symbol more than three times, which the subtractive pair in DCCLXIX exists to avoid."
    },
    {
      "invalid": "DCCLXXIIII",
      "value": 774,
      "canonical": "DCCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 774. It repeats a symbol more than three times, which the subtractive pair in DCCLXXIV exists to avoid."
    },
    {
      "invalid": "DCCLXXVIIII",
      "value": 779,
      "canonical": "DCCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 779. It repeats a symbol more than three times, which the subtractive pair in DCCLXXIX exists to avoid."
    },
    {
      "invalid": "DCCLXXXIIII",
      "value": 784,
      "canonical": "DCCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 784. It repeats a symbol more than three times, which the subtractive pair in DCCLXXXIV exists to avoid."
    },
    {
      "invalid": "DCCLXXXVIIII",
      "value": 789,
      "canonical": "DCCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 789. It repeats a symbol more than three times, which the subtractive pair in DCCLXXXIX exists to avoid."
    },
    {
      "invalid": "DCCLXXXX",
      "value": 790,
      "canonical": "DCCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 790. It repeats a symbol more than three times, which the subtractive pair in DCCXC exists to avoid."
    },
    {
      "invalid": "DCCLXXXXI",
      "value": 791,
      "canonical": "DCCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 791. It repeats a symbol more than three times, which the subtractive pair in DCCXCI exists to avoid."
    },
    {
      "invalid": "DCCLXXXXII",
      "value": 792,
      "canonical": "DCCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 792. It repeats a symbol more than three times, which the subtractive pair in DCCXCII exists to avoid."
    },
    {
      "invalid": "DCCLXXXXIII",
      "value": 793,
      "canonical": "DCCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 793. It repeats a symbol more than three times, which the subtractive pair in DCCXCIII exists to avoid."
    },
    {
      "invalid": "DCCLXXXXIIII",
      "value": 794,
      "canonical": "DCCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 794. It repeats a symbol more than three times, which the subtractive pair in DCCXCIV exists to avoid."
    },
    {
      "invalid": "DCCLXXXXV",
      "value": 795,
      "canonical": "DCCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 795. It repeats a symbol more than three times, which the subtractive pair in DCCXCV exists to avoid."
    },
    {
      "invalid": "DCCLXXXXVI",
      "value": 796,
      "canonical": "DCCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 796. It repeats a symbol more than three times, which the subtractive pair in DCCXCVI exists to avoid."
    },
    {
      "invalid": "DCCLXXXXVII",
      "value": 797,
      "canonical": "DCCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 797. It repeats a symbol more than three times, which the subtractive pair in DCCXCVII exists to avoid."
    },
    {
      "invalid": "DCCLXXXXVIII",
      "value": 798,
      "canonical": "DCCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 798. It repeats a symbol more than three times, which the subtractive pair in DCCXCVIII exists to avoid."
    },
    {
      "invalid": "DCCLXXXXVIIII",
      "value": 799,
      "canonical": "DCCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 799. It repeats a symbol more than three times, which the subtractive pair in DCCXCIX exists to avoid."
    },
    {
      "invalid": "DCCCIIII",
      "value": 804,
      "canonical": "DCCCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 804. It repeats a symbol more than three times, which the subtractive pair in DCCCIV exists to avoid."
    },
    {
      "invalid": "DCCCVIIII",
      "value": 809,
      "canonical": "DCCCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 809. It repeats a symbol more than three times, which the subtractive pair in DCCCIX exists to avoid."
    },
    {
      "invalid": "DCCCXIIII",
      "value": 814,
      "canonical": "DCCCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 814. It repeats a symbol more than three times, which the subtractive pair in DCCCXIV exists to avoid."
    },
    {
      "invalid": "DCCCXVIIII",
      "value": 819,
      "canonical": "DCCCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 819. It repeats a symbol more than three times, which the subtractive pair in DCCCXIX exists to avoid."
    },
    {
      "invalid": "DCCCXXIIII",
      "value": 824,
      "canonical": "DCCCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 824. It repeats a symbol more than three times, which the subtractive pair in DCCCXXIV exists to avoid."
    },
    {
      "invalid": "DCCCXXVIIII",
      "value": 829,
      "canonical": "DCCCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 829. It repeats a symbol more than three times, which the subtractive pair in DCCCXXIX exists to avoid."
    },
    {
      "invalid": "DCCCXXXIIII",
      "value": 834,
      "canonical": "DCCCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 834. It repeats a symbol more than three times, which the subtractive pair in DCCCXXXIV exists to avoid."
    },
    {
      "invalid": "DCCCXXXVIIII",
      "value": 839,
      "canonical": "DCCCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 839. It repeats a symbol more than three times, which the subtractive pair in DCCCXXXIX exists to avoid."
    },
    {
      "invalid": "DCCCXXXX",
      "value": 840,
      "canonical": "DCCCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 840. It repeats a symbol more than three times, which the subtractive pair in DCCCXL exists to avoid."
    },
    {
      "invalid": "DCCCXXXXI",
      "value": 841,
      "canonical": "DCCCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 841. It repeats a symbol more than three times, which the subtractive pair in DCCCXLI exists to avoid."
    },
    {
      "invalid": "DCCCXXXXII",
      "value": 842,
      "canonical": "DCCCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 842. It repeats a symbol more than three times, which the subtractive pair in DCCCXLII exists to avoid."
    },
    {
      "invalid": "DCCCXXXXIII",
      "value": 843,
      "canonical": "DCCCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 843. It repeats a symbol more than three times, which the subtractive pair in DCCCXLIII exists to avoid."
    },
    {
      "invalid": "DCCCXXXXIIII",
      "value": 844,
      "canonical": "DCCCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 844. It repeats a symbol more than three times, which the subtractive pair in DCCCXLIV exists to avoid."
    },
    {
      "invalid": "DCCCXXXXV",
      "value": 845,
      "canonical": "DCCCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 845. It repeats a symbol more than three times, which the subtractive pair in DCCCXLV exists to avoid."
    },
    {
      "invalid": "DCCCXXXXVI",
      "value": 846,
      "canonical": "DCCCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 846. It repeats a symbol more than three times, which the subtractive pair in DCCCXLVI exists to avoid."
    },
    {
      "invalid": "DCCCXXXXVII",
      "value": 847,
      "canonical": "DCCCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 847. It repeats a symbol more than three times, which the subtractive pair in DCCCXLVII exists to avoid."
    },
    {
      "invalid": "DCCCXXXXVIII",
      "value": 848,
      "canonical": "DCCCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 848. It repeats a symbol more than three times, which the subtractive pair in DCCCXLVIII exists to avoid."
    },
    {
      "invalid": "DCCCXXXXVIIII",
      "value": 849,
      "canonical": "DCCCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 849. It repeats a symbol more than three times, which the subtractive pair in DCCCXLIX exists to avoid."
    },
    {
      "invalid": "DCCCLIIII",
      "value": 854,
      "canonical": "DCCCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 854. It repeats a symbol more than three times, which the subtractive pair in DCCCLIV exists to avoid."
    },
    {
      "invalid": "DCCCLVIIII",
      "value": 859,
      "canonical": "DCCCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 859. It repeats a symbol more than three times, which the subtractive pair in DCCCLIX exists to avoid."
    },
    {
      "invalid": "DCCCLXIIII",
      "value": 864,
      "canonical": "DCCCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 864. It repeats a symbol more than three times, which the subtractive pair in DCCCLXIV exists to avoid."
    },
    {
      "invalid": "DCCCLXVIIII",
      "value": 869,
      "canonical": "DCCCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 869. It repeats a symbol more than three times, which the subtractive pair in DCCCLXIX exists to avoid."
    },
    {
      "invalid": "DCCCLXXIIII",
      "value": 874,
      "canonical": "DCCCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 874. It repeats a symbol more than three times, which the subtractive pair in DCCCLXXIV exists to avoid."
    },
    {
      "invalid": "DCCCLXXVIIII",
      "value": 879,
      "canonical": "DCCCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 879. It repeats a symbol more than three times, which the subtractive pair in DCCCLXXIX exists to avoid."
    },
    {
      "invalid": "DCCCLXXXIIII",
      "value": 884,
      "canonical": "DCCCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 884. It repeats a symbol more than three times, which the subtractive pair in DCCCLXXXIV exists to avoid."
    },
    {
      "invalid": "DCCCLXXXVIIII",
      "value": 889,
      "canonical": "DCCCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 889. It repeats a symbol more than three times, which the subtractive pair in DCCCLXXXIX exists to avoid."
    },
    {
      "invalid": "DCCCLXXXX",
      "value": 890,
      "canonical": "DCCCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 890. It repeats a symbol more than three times, which the subtractive pair in DCCCXC exists to avoid."
    },
    {
      "invalid": "DCCCLXXXXI",
      "value": 891,
      "canonical": "DCCCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 891. It repeats a symbol more than three times, which the subtractive pair in DCCCXCI exists to avoid."
    },
    {
      "invalid": "DCCCLXXXXII",
      "value": 892,
      "canonical": "DCCCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 892. It repeats a symbol more than three times, which the subtractive pair in DCCCXCII exists to avoid."
    },
    {
      "invalid": "DCCCLXXXXIII",
      "value": 893,
      "canonical": "DCCCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 893. It repeats a symbol more than three times, which the subtractive pair in DCCCXCIII exists to avoid."
    },
    {
      "invalid": "DCCCLXXXXIIII",
      "value": 894,
      "canonical": "DCCCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 894. It repeats a symbol more than three times, which the subtractive pair in DCCCXCIV exists to avoid."
    },
    {
      "invalid": "DCCCLXXXXV",
      "value": 895,
      "canonical": "DCCCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 895. It repeats a symbol more than three times, which the subtractive pair in DCCCXCV exists to avoid."
    },
    {
      "invalid": "DCCCLXXXXVI",
      "value": 896,
      "canonical": "DCCCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 896. It repeats a symbol more than three times, which the subtractive pair in DCCCXCVI exists to avoid."
    },
    {
      "invalid": "DCCCLXXXXVII",
      "value": 897,
      "canonical": "DCCCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 897. It repeats a symbol more than three times, which the subtractive pair in DCCCXCVII exists to avoid."
    },
    {
      "invalid": "DCCCLXXXXVIII",
      "value": 898,
      "canonical": "DCCCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 898. It repeats a symbol more than three times, which the subtractive pair in DCCCXCVIII exists to avoid."
    },
    {
      "invalid": "DCCCLXXXXVIIII",
      "value": 899,
      "canonical": "DCCCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 899. It repeats a symbol more than three times, which the subtractive pair in DCCCXCIX exists to avoid."
    },
    {
      "invalid": "DCCCC",
      "value": 900,
      "canonical": "CM",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 900. It repeats a symbol more than three times, which the subtractive pair in CM exists to avoid."
    },
    {
      "invalid": "DCCCCI",
      "value": 901,
      "canonical": "CMI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 901. It repeats a symbol more than three times, which the subtractive pair in CMI exists to avoid."
    },
    {
      "invalid": "DCCCCII",
      "value": 902,
      "canonical": "CMII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 902. It repeats a symbol more than three times, which the subtractive pair in CMII exists to avoid."
    },
    {
      "invalid": "DCCCCIII",
      "value": 903,
      "canonical": "CMIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 903. It repeats a symbol more than three times, which the subtractive pair in CMIII exists to avoid."
    },
    {
      "invalid": "DCCCCIIII",
      "value": 904,
      "canonical": "CMIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 904. It repeats a symbol more than three times, which the subtractive pair in CMIV exists to avoid."
    },
    {
      "invalid": "DCCCCV",
      "value": 905,
      "canonical": "CMV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 905. It repeats a symbol more than three times, which the subtractive pair in CMV exists to avoid."
    },
    {
      "invalid": "DCCCCVI",
      "value": 906,
      "canonical": "CMVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 906. It repeats a symbol more than three times, which the subtractive pair in CMVI exists to avoid."
    },
    {
      "invalid": "DCCCCVII",
      "value": 907,
      "canonical": "CMVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 907. It repeats a symbol more than three times, which the subtractive pair in CMVII exists to avoid."
    },
    {
      "invalid": "DCCCCVIII",
      "value": 908,
      "canonical": "CMVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 908. It repeats a symbol more than three times, which the subtractive pair in CMVIII exists to avoid."
    },
    {
      "invalid": "DCCCCVIIII",
      "value": 909,
      "canonical": "CMIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 909. It repeats a symbol more than three times, which the subtractive pair in CMIX exists to avoid."
    },
    {
      "invalid": "DCCCCX",
      "value": 910,
      "canonical": "CMX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 910. It repeats a symbol more than three times, which the subtractive pair in CMX exists to avoid."
    },
    {
      "invalid": "DCCCCXI",
      "value": 911,
      "canonical": "CMXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 911. It repeats a symbol more than three times, which the subtractive pair in CMXI exists to avoid."
    },
    {
      "invalid": "DCCCCXII",
      "value": 912,
      "canonical": "CMXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 912. It repeats a symbol more than three times, which the subtractive pair in CMXII exists to avoid."
    },
    {
      "invalid": "DCCCCXIII",
      "value": 913,
      "canonical": "CMXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 913. It repeats a symbol more than three times, which the subtractive pair in CMXIII exists to avoid."
    },
    {
      "invalid": "DCCCCXIIII",
      "value": 914,
      "canonical": "CMXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 914. It repeats a symbol more than three times, which the subtractive pair in CMXIV exists to avoid."
    },
    {
      "invalid": "DCCCCXV",
      "value": 915,
      "canonical": "CMXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 915. It repeats a symbol more than three times, which the subtractive pair in CMXV exists to avoid."
    },
    {
      "invalid": "DCCCCXVI",
      "value": 916,
      "canonical": "CMXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 916. It repeats a symbol more than three times, which the subtractive pair in CMXVI exists to avoid."
    },
    {
      "invalid": "DCCCCXVII",
      "value": 917,
      "canonical": "CMXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 917. It repeats a symbol more than three times, which the subtractive pair in CMXVII exists to avoid."
    },
    {
      "invalid": "DCCCCXVIII",
      "value": 918,
      "canonical": "CMXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 918. It repeats a symbol more than three times, which the subtractive pair in CMXVIII exists to avoid."
    },
    {
      "invalid": "DCCCCXVIIII",
      "value": 919,
      "canonical": "CMXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 919. It repeats a symbol more than three times, which the subtractive pair in CMXIX exists to avoid."
    },
    {
      "invalid": "DCCCCXX",
      "value": 920,
      "canonical": "CMXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 920. It repeats a symbol more than three times, which the subtractive pair in CMXX exists to avoid."
    },
    {
      "invalid": "DCCCCXXI",
      "value": 921,
      "canonical": "CMXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 921. It repeats a symbol more than three times, which the subtractive pair in CMXXI exists to avoid."
    },
    {
      "invalid": "DCCCCXXII",
      "value": 922,
      "canonical": "CMXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 922. It repeats a symbol more than three times, which the subtractive pair in CMXXII exists to avoid."
    },
    {
      "invalid": "DCCCCXXIII",
      "value": 923,
      "canonical": "CMXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 923. It repeats a symbol more than three times, which the subtractive pair in CMXXIII exists to avoid."
    },
    {
      "invalid": "DCCCCXXIIII",
      "value": 924,
      "canonical": "CMXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 924. It repeats a symbol more than three times, which the subtractive pair in CMXXIV exists to avoid."
    },
    {
      "invalid": "DCCCCXXV",
      "value": 925,
      "canonical": "CMXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 925. It repeats a symbol more than three times, which the subtractive pair in CMXXV exists to avoid."
    },
    {
      "invalid": "DCCCCXXVI",
      "value": 926,
      "canonical": "CMXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 926. It repeats a symbol more than three times, which the subtractive pair in CMXXVI exists to avoid."
    },
    {
      "invalid": "DCCCCXXVII",
      "value": 927,
      "canonical": "CMXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 927. It repeats a symbol more than three times, which the subtractive pair in CMXXVII exists to avoid."
    },
    {
      "invalid": "DCCCCXXVIII",
      "value": 928,
      "canonical": "CMXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 928. It repeats a symbol more than three times, which the subtractive pair in CMXXVIII exists to avoid."
    },
    {
      "invalid": "DCCCCXXVIIII",
      "value": 929,
      "canonical": "CMXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 929. It repeats a symbol more than three times, which the subtractive pair in CMXXIX exists to avoid."
    },
    {
      "invalid": "DCCCCXXX",
      "value": 930,
      "canonical": "CMXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 930. It repeats a symbol more than three times, which the subtractive pair in CMXXX exists to avoid."
    },
    {
      "invalid": "DCCCCXXXI",
      "value": 931,
      "canonical": "CMXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 931. It repeats a symbol more than three times, which the subtractive pair in CMXXXI exists to avoid."
    },
    {
      "invalid": "DCCCCXXXII",
      "value": 932,
      "canonical": "CMXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 932. It repeats a symbol more than three times, which the subtractive pair in CMXXXII exists to avoid."
    },
    {
      "invalid": "DCCCCXXXIII",
      "value": 933,
      "canonical": "CMXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 933. It repeats a symbol more than three times, which the subtractive pair in CMXXXIII exists to avoid."
    },
    {
      "invalid": "DCCCCXXXIIII",
      "value": 934,
      "canonical": "CMXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 934. It repeats a symbol more than three times, which the subtractive pair in CMXXXIV exists to avoid."
    },
    {
      "invalid": "DCCCCXXXV",
      "value": 935,
      "canonical": "CMXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 935. It repeats a symbol more than three times, which the subtractive pair in CMXXXV exists to avoid."
    },
    {
      "invalid": "DCCCCXXXVI",
      "value": 936,
      "canonical": "CMXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 936. It repeats a symbol more than three times, which the subtractive pair in CMXXXVI exists to avoid."
    },
    {
      "invalid": "DCCCCXXXVII",
      "value": 937,
      "canonical": "CMXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 937. It repeats a symbol more than three times, which the subtractive pair in CMXXXVII exists to avoid."
    },
    {
      "invalid": "DCCCCXXXVIII",
      "value": 938,
      "canonical": "CMXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 938. It repeats a symbol more than three times, which the subtractive pair in CMXXXVIII exists to avoid."
    },
    {
      "invalid": "DCCCCXXXVIIII",
      "value": 939,
      "canonical": "CMXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 939. It repeats a symbol more than three times, which the subtractive pair in CMXXXIX exists to avoid."
    },
    {
      "invalid": "DCCCCXXXX",
      "value": 940,
      "canonical": "CMXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 940. It repeats a symbol more than three times, which the subtractive pair in CMXL exists to avoid."
    },
    {
      "invalid": "DCCCCXXXXI",
      "value": 941,
      "canonical": "CMXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 941. It repeats a symbol more than three times, which the subtractive pair in CMXLI exists to avoid."
    },
    {
      "invalid": "DCCCCXXXXII",
      "value": 942,
      "canonical": "CMXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 942. It repeats a symbol more than three times, which the subtractive pair in CMXLII exists to avoid."
    },
    {
      "invalid": "DCCCCXXXXIII",
      "value": 943,
      "canonical": "CMXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 943. It repeats a symbol more than three times, which the subtractive pair in CMXLIII exists to avoid."
    },
    {
      "invalid": "DCCCCXXXXIIII",
      "value": 944,
      "canonical": "CMXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 944. It repeats a symbol more than three times, which the subtractive pair in CMXLIV exists to avoid."
    },
    {
      "invalid": "DCCCCXXXXV",
      "value": 945,
      "canonical": "CMXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 945. It repeats a symbol more than three times, which the subtractive pair in CMXLV exists to avoid."
    },
    {
      "invalid": "DCCCCXXXXVI",
      "value": 946,
      "canonical": "CMXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 946. It repeats a symbol more than three times, which the subtractive pair in CMXLVI exists to avoid."
    },
    {
      "invalid": "DCCCCXXXXVII",
      "value": 947,
      "canonical": "CMXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 947. It repeats a symbol more than three times, which the subtractive pair in CMXLVII exists to avoid."
    },
    {
      "invalid": "DCCCCXXXXVIII",
      "value": 948,
      "canonical": "CMXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 948. It repeats a symbol more than three times, which the subtractive pair in CMXLVIII exists to avoid."
    },
    {
      "invalid": "DCCCCXXXXVIIII",
      "value": 949,
      "canonical": "CMXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 949. It repeats a symbol more than three times, which the subtractive pair in CMXLIX exists to avoid."
    },
    {
      "invalid": "DCCCCL",
      "value": 950,
      "canonical": "CML",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 950. It repeats a symbol more than three times, which the subtractive pair in CML exists to avoid."
    },
    {
      "invalid": "DCCCCLI",
      "value": 951,
      "canonical": "CMLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 951. It repeats a symbol more than three times, which the subtractive pair in CMLI exists to avoid."
    },
    {
      "invalid": "DCCCCLII",
      "value": 952,
      "canonical": "CMLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 952. It repeats a symbol more than three times, which the subtractive pair in CMLII exists to avoid."
    },
    {
      "invalid": "DCCCCLIII",
      "value": 953,
      "canonical": "CMLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 953. It repeats a symbol more than three times, which the subtractive pair in CMLIII exists to avoid."
    },
    {
      "invalid": "DCCCCLIIII",
      "value": 954,
      "canonical": "CMLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 954. It repeats a symbol more than three times, which the subtractive pair in CMLIV exists to avoid."
    },
    {
      "invalid": "DCCCCLV",
      "value": 955,
      "canonical": "CMLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 955. It repeats a symbol more than three times, which the subtractive pair in CMLV exists to avoid."
    },
    {
      "invalid": "DCCCCLVI",
      "value": 956,
      "canonical": "CMLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 956. It repeats a symbol more than three times, which the subtractive pair in CMLVI exists to avoid."
    },
    {
      "invalid": "DCCCCLVII",
      "value": 957,
      "canonical": "CMLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 957. It repeats a symbol more than three times, which the subtractive pair in CMLVII exists to avoid."
    },
    {
      "invalid": "DCCCCLVIII",
      "value": 958,
      "canonical": "CMLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 958. It repeats a symbol more than three times, which the subtractive pair in CMLVIII exists to avoid."
    },
    {
      "invalid": "DCCCCLVIIII",
      "value": 959,
      "canonical": "CMLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 959. It repeats a symbol more than three times, which the subtractive pair in CMLIX exists to avoid."
    },
    {
      "invalid": "DCCCCLX",
      "value": 960,
      "canonical": "CMLX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 960. It repeats a symbol more than three times, which the subtractive pair in CMLX exists to avoid."
    },
    {
      "invalid": "DCCCCLXI",
      "value": 961,
      "canonical": "CMLXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 961. It repeats a symbol more than three times, which the subtractive pair in CMLXI exists to avoid."
    },
    {
      "invalid": "DCCCCLXII",
      "value": 962,
      "canonical": "CMLXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 962. It repeats a symbol more than three times, which the subtractive pair in CMLXII exists to avoid."
    },
    {
      "invalid": "DCCCCLXIII",
      "value": 963,
      "canonical": "CMLXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 963. It repeats a symbol more than three times, which the subtractive pair in CMLXIII exists to avoid."
    },
    {
      "invalid": "DCCCCLXIIII",
      "value": 964,
      "canonical": "CMLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 964. It repeats a symbol more than three times, which the subtractive pair in CMLXIV exists to avoid."
    },
    {
      "invalid": "DCCCCLXV",
      "value": 965,
      "canonical": "CMLXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 965. It repeats a symbol more than three times, which the subtractive pair in CMLXV exists to avoid."
    },
    {
      "invalid": "DCCCCLXVI",
      "value": 966,
      "canonical": "CMLXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 966. It repeats a symbol more than three times, which the subtractive pair in CMLXVI exists to avoid."
    },
    {
      "invalid": "DCCCCLXVII",
      "value": 967,
      "canonical": "CMLXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 967. It repeats a symbol more than three times, which the subtractive pair in CMLXVII exists to avoid."
    },
    {
      "invalid": "DCCCCLXVIII",
      "value": 968,
      "canonical": "CMLXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 968. It repeats a symbol more than three times, which the subtractive pair in CMLXVIII exists to avoid."
    },
    {
      "invalid": "DCCCCLXVIIII",
      "value": 969,
      "canonical": "CMLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 969. It repeats a symbol more than three times, which the subtractive pair in CMLXIX exists to avoid."
    },
    {
      "invalid": "DCCCCLXX",
      "value": 970,
      "canonical": "CMLXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 970. It repeats a symbol more than three times, which the subtractive pair in CMLXX exists to avoid."
    },
    {
      "invalid": "DCCCCLXXI",
      "value": 971,
      "canonical": "CMLXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 971. It repeats a symbol more than three times, which the subtractive pair in CMLXXI exists to avoid."
    },
    {
      "invalid": "DCCCCLXXII",
      "value": 972,
      "canonical": "CMLXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 972. It repeats a symbol more than three times, which the subtractive pair in CMLXXII exists to avoid."
    },
    {
      "invalid": "DCCCCLXXIII",
      "value": 973,
      "canonical": "CMLXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 973. It repeats a symbol more than three times, which the subtractive pair in CMLXXIII exists to avoid."
    },
    {
      "invalid": "DCCCCLXXIIII",
      "value": 974,
      "canonical": "CMLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 974. It repeats a symbol more than three times, which the subtractive pair in CMLXXIV exists to avoid."
    },
    {
      "invalid": "DCCCCLXXV",
      "value": 975,
      "canonical": "CMLXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 975. It repeats a symbol more than three times, which the subtractive pair in CMLXXV exists to avoid."
    },
    {
      "invalid": "DCCCCLXXVI",
      "value": 976,
      "canonical": "CMLXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 976. It repeats a symbol more than three times, which the subtractive pair in CMLXXVI exists to avoid."
    },
    {
      "invalid": "DCCCCLXXVII",
      "value": 977,
      "canonical": "CMLXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 977. It repeats a symbol more than three times, which the subtractive pair in CMLXXVII exists to avoid."
    },
    {
      "invalid": "DCCCCLXXVIII",
      "value": 978,
      "canonical": "CMLXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 978. It repeats a symbol more than three times, which the subtractive pair in CMLXXVIII exists to avoid."
    },
    {
      "invalid": "DCCCCLXXVIIII",
      "value": 979,
      "canonical": "CMLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 979. It repeats a symbol more than three times, which the subtractive pair in CMLXXIX exists to avoid."
    },
    {
      "invalid": "DCCCCLXXX",
      "value": 980,
      "canonical": "CMLXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 980. It repeats a symbol more than three times, which the subtractive pair in CMLXXX exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXI",
      "value": 981,
      "canonical": "CMLXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 981. It repeats a symbol more than three times, which the subtractive pair in CMLXXXI exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXII",
      "value": 982,
      "canonical": "CMLXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 982. It repeats a symbol more than three times, which the subtractive pair in CMLXXXII exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXIII",
      "value": 983,
      "canonical": "CMLXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 983. It repeats a symbol more than three times, which the subtractive pair in CMLXXXIII exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXIIII",
      "value": 984,
      "canonical": "CMLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 984. It repeats a symbol more than three times, which the subtractive pair in CMLXXXIV exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXV",
      "value": 985,
      "canonical": "CMLXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 985. It repeats a symbol more than three times, which the subtractive pair in CMLXXXV exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXVI",
      "value": 986,
      "canonical": "CMLXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 986. It repeats a symbol more than three times, which the subtractive pair in CMLXXXVI exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXVII",
      "value": 987,
      "canonical": "CMLXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 987. It repeats a symbol more than three times, which the subtractive pair in CMLXXXVII exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXVIII",
      "value": 988,
      "canonical": "CMLXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 988. It repeats a symbol more than three times, which the subtractive pair in CMLXXXVIII exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXVIIII",
      "value": 989,
      "canonical": "CMLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 989. It repeats a symbol more than three times, which the subtractive pair in CMLXXXIX exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXX",
      "value": 990,
      "canonical": "CMXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 990. It repeats a symbol more than three times, which the subtractive pair in CMXC exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXXI",
      "value": 991,
      "canonical": "CMXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 991. It repeats a symbol more than three times, which the subtractive pair in CMXCI exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXXII",
      "value": 992,
      "canonical": "CMXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 992. It repeats a symbol more than three times, which the subtractive pair in CMXCII exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXXIII",
      "value": 993,
      "canonical": "CMXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 993. It repeats a symbol more than three times, which the subtractive pair in CMXCIII exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXXIIII",
      "value": 994,
      "canonical": "CMXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 994. It repeats a symbol more than three times, which the subtractive pair in CMXCIV exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXXV",
      "value": 995,
      "canonical": "CMXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 995. It repeats a symbol more than three times, which the subtractive pair in CMXCV exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXXVI",
      "value": 996,
      "canonical": "CMXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 996. It repeats a symbol more than three times, which the subtractive pair in CMXCVI exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXXVII",
      "value": 997,
      "canonical": "CMXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 997. It repeats a symbol more than three times, which the subtractive pair in CMXCVII exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXXVIII",
      "value": 998,
      "canonical": "CMXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 998. It repeats a symbol more than three times, which the subtractive pair in CMXCVIII exists to avoid."
    },
    {
      "invalid": "DCCCCLXXXXVIIII",
      "value": 999,
      "canonical": "CMXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 999. It repeats a symbol more than three times, which the subtractive pair in CMXCIX exists to avoid."
    },
    {
      "invalid": "MIIII",
      "value": 1004,
      "canonical": "MIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1004. It repeats a symbol more than three times, which the subtractive pair in MIV exists to avoid."
    },
    {
      "invalid": "MVIIII",
      "value": 1009,
      "canonical": "MIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1009. It repeats a symbol more than three times, which the subtractive pair in MIX exists to avoid."
    },
    {
      "invalid": "MXIIII",
      "value": 1014,
      "canonical": "MXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1014. It repeats a symbol more than three times, which the subtractive pair in MXIV exists to avoid."
    },
    {
      "invalid": "MXVIIII",
      "value": 1019,
      "canonical": "MXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1019. It repeats a symbol more than three times, which the subtractive pair in MXIX exists to avoid."
    },
    {
      "invalid": "MXXIIII",
      "value": 1024,
      "canonical": "MXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1024. It repeats a symbol more than three times, which the subtractive pair in MXXIV exists to avoid."
    },
    {
      "invalid": "MXXVIIII",
      "value": 1029,
      "canonical": "MXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1029. It repeats a symbol more than three times, which the subtractive pair in MXXIX exists to avoid."
    },
    {
      "invalid": "MXXXIIII",
      "value": 1034,
      "canonical": "MXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1034. It repeats a symbol more than three times, which the subtractive pair in MXXXIV exists to avoid."
    },
    {
      "invalid": "MXXXVIIII",
      "value": 1039,
      "canonical": "MXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1039. It repeats a symbol more than three times, which the subtractive pair in MXXXIX exists to avoid."
    },
    {
      "invalid": "MXXXX",
      "value": 1040,
      "canonical": "MXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1040. It repeats a symbol more than three times, which the subtractive pair in MXL exists to avoid."
    },
    {
      "invalid": "MXXXXI",
      "value": 1041,
      "canonical": "MXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1041. It repeats a symbol more than three times, which the subtractive pair in MXLI exists to avoid."
    },
    {
      "invalid": "MXXXXII",
      "value": 1042,
      "canonical": "MXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1042. It repeats a symbol more than three times, which the subtractive pair in MXLII exists to avoid."
    },
    {
      "invalid": "MXXXXIII",
      "value": 1043,
      "canonical": "MXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1043. It repeats a symbol more than three times, which the subtractive pair in MXLIII exists to avoid."
    },
    {
      "invalid": "MXXXXIIII",
      "value": 1044,
      "canonical": "MXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1044. It repeats a symbol more than three times, which the subtractive pair in MXLIV exists to avoid."
    },
    {
      "invalid": "MXXXXV",
      "value": 1045,
      "canonical": "MXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1045. It repeats a symbol more than three times, which the subtractive pair in MXLV exists to avoid."
    },
    {
      "invalid": "MXXXXVI",
      "value": 1046,
      "canonical": "MXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1046. It repeats a symbol more than three times, which the subtractive pair in MXLVI exists to avoid."
    },
    {
      "invalid": "MXXXXVII",
      "value": 1047,
      "canonical": "MXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1047. It repeats a symbol more than three times, which the subtractive pair in MXLVII exists to avoid."
    },
    {
      "invalid": "MXXXXVIII",
      "value": 1048,
      "canonical": "MXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1048. It repeats a symbol more than three times, which the subtractive pair in MXLVIII exists to avoid."
    },
    {
      "invalid": "MXXXXVIIII",
      "value": 1049,
      "canonical": "MXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1049. It repeats a symbol more than three times, which the subtractive pair in MXLIX exists to avoid."
    },
    {
      "invalid": "MLIIII",
      "value": 1054,
      "canonical": "MLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1054. It repeats a symbol more than three times, which the subtractive pair in MLIV exists to avoid."
    },
    {
      "invalid": "MLVIIII",
      "value": 1059,
      "canonical": "MLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1059. It repeats a symbol more than three times, which the subtractive pair in MLIX exists to avoid."
    },
    {
      "invalid": "MLXIIII",
      "value": 1064,
      "canonical": "MLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1064. It repeats a symbol more than three times, which the subtractive pair in MLXIV exists to avoid."
    },
    {
      "invalid": "MLXVIIII",
      "value": 1069,
      "canonical": "MLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1069. It repeats a symbol more than three times, which the subtractive pair in MLXIX exists to avoid."
    },
    {
      "invalid": "MLXXIIII",
      "value": 1074,
      "canonical": "MLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1074. It repeats a symbol more than three times, which the subtractive pair in MLXXIV exists to avoid."
    },
    {
      "invalid": "MLXXVIIII",
      "value": 1079,
      "canonical": "MLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1079. It repeats a symbol more than three times, which the subtractive pair in MLXXIX exists to avoid."
    },
    {
      "invalid": "MLXXXIIII",
      "value": 1084,
      "canonical": "MLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1084. It repeats a symbol more than three times, which the subtractive pair in MLXXXIV exists to avoid."
    },
    {
      "invalid": "MLXXXVIIII",
      "value": 1089,
      "canonical": "MLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1089. It repeats a symbol more than three times, which the subtractive pair in MLXXXIX exists to avoid."
    },
    {
      "invalid": "MLXXXX",
      "value": 1090,
      "canonical": "MXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1090. It repeats a symbol more than three times, which the subtractive pair in MXC exists to avoid."
    },
    {
      "invalid": "MLXXXXI",
      "value": 1091,
      "canonical": "MXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1091. It repeats a symbol more than three times, which the subtractive pair in MXCI exists to avoid."
    },
    {
      "invalid": "MLXXXXII",
      "value": 1092,
      "canonical": "MXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1092. It repeats a symbol more than three times, which the subtractive pair in MXCII exists to avoid."
    },
    {
      "invalid": "MLXXXXIII",
      "value": 1093,
      "canonical": "MXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1093. It repeats a symbol more than three times, which the subtractive pair in MXCIII exists to avoid."
    },
    {
      "invalid": "MLXXXXIIII",
      "value": 1094,
      "canonical": "MXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1094. It repeats a symbol more than three times, which the subtractive pair in MXCIV exists to avoid."
    },
    {
      "invalid": "MLXXXXV",
      "value": 1095,
      "canonical": "MXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1095. It repeats a symbol more than three times, which the subtractive pair in MXCV exists to avoid."
    },
    {
      "invalid": "MLXXXXVI",
      "value": 1096,
      "canonical": "MXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1096. It repeats a symbol more than three times, which the subtractive pair in MXCVI exists to avoid."
    },
    {
      "invalid": "MLXXXXVII",
      "value": 1097,
      "canonical": "MXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1097. It repeats a symbol more than three times, which the subtractive pair in MXCVII exists to avoid."
    },
    {
      "invalid": "MLXXXXVIII",
      "value": 1098,
      "canonical": "MXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1098. It repeats a symbol more than three times, which the subtractive pair in MXCVIII exists to avoid."
    },
    {
      "invalid": "MLXXXXVIIII",
      "value": 1099,
      "canonical": "MXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1099. It repeats a symbol more than three times, which the subtractive pair in MXCIX exists to avoid."
    },
    {
      "invalid": "MCIIII",
      "value": 1104,
      "canonical": "MCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1104. It repeats a symbol more than three times, which the subtractive pair in MCIV exists to avoid."
    },
    {
      "invalid": "MCVIIII",
      "value": 1109,
      "canonical": "MCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1109. It repeats a symbol more than three times, which the subtractive pair in MCIX exists to avoid."
    },
    {
      "invalid": "MCXIIII",
      "value": 1114,
      "canonical": "MCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1114. It repeats a symbol more than three times, which the subtractive pair in MCXIV exists to avoid."
    },
    {
      "invalid": "MCXVIIII",
      "value": 1119,
      "canonical": "MCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1119. It repeats a symbol more than three times, which the subtractive pair in MCXIX exists to avoid."
    },
    {
      "invalid": "MCXXIIII",
      "value": 1124,
      "canonical": "MCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1124. It repeats a symbol more than three times, which the subtractive pair in MCXXIV exists to avoid."
    },
    {
      "invalid": "MCXXVIIII",
      "value": 1129,
      "canonical": "MCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1129. It repeats a symbol more than three times, which the subtractive pair in MCXXIX exists to avoid."
    },
    {
      "invalid": "MCXXXIIII",
      "value": 1134,
      "canonical": "MCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1134. It repeats a symbol more than three times, which the subtractive pair in MCXXXIV exists to avoid."
    },
    {
      "invalid": "MCXXXVIIII",
      "value": 1139,
      "canonical": "MCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1139. It repeats a symbol more than three times, which the subtractive pair in MCXXXIX exists to avoid."
    },
    {
      "invalid": "MCXXXX",
      "value": 1140,
      "canonical": "MCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1140. It repeats a symbol more than three times, which the subtractive pair in MCXL exists to avoid."
    },
    {
      "invalid": "MCXXXXI",
      "value": 1141,
      "canonical": "MCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1141. It repeats a symbol more than three times, which the subtractive pair in MCXLI exists to avoid."
    },
    {
      "invalid": "MCXXXXII",
      "value": 1142,
      "canonical": "MCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1142. It repeats a symbol more than three times, which the subtractive pair in MCXLII exists to avoid."
    },
    {
      "invalid": "MCXXXXIII",
      "value": 1143,
      "canonical": "MCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1143. It repeats a symbol more than three times, which the subtractive pair in MCXLIII exists to avoid."
    },
    {
      "invalid": "MCXXXXIIII",
      "value": 1144,
      "canonical": "MCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1144. It repeats a symbol more than three times, which the subtractive pair in MCXLIV exists to avoid."
    },
    {
      "invalid": "MCXXXXV",
      "value": 1145,
      "canonical": "MCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1145. It repeats a symbol more than three times, which the subtractive pair in MCXLV exists to avoid."
    },
    {
      "invalid": "MCXXXXVI",
      "value": 1146,
      "canonical": "MCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1146. It repeats a symbol more than three times, which the subtractive pair in MCXLVI exists to avoid."
    },
    {
      "invalid": "MCXXXXVII",
      "value": 1147,
      "canonical": "MCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1147. It repeats a symbol more than three times, which the subtractive pair in MCXLVII exists to avoid."
    },
    {
      "invalid": "MCXXXXVIII",
      "value": 1148,
      "canonical": "MCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1148. It repeats a symbol more than three times, which the subtractive pair in MCXLVIII exists to avoid."
    },
    {
      "invalid": "MCXXXXVIIII",
      "value": 1149,
      "canonical": "MCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1149. It repeats a symbol more than three times, which the subtractive pair in MCXLIX exists to avoid."
    },
    {
      "invalid": "MCLIIII",
      "value": 1154,
      "canonical": "MCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1154. It repeats a symbol more than three times, which the subtractive pair in MCLIV exists to avoid."
    },
    {
      "invalid": "MCLVIIII",
      "value": 1159,
      "canonical": "MCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1159. It repeats a symbol more than three times, which the subtractive pair in MCLIX exists to avoid."
    },
    {
      "invalid": "MCLXIIII",
      "value": 1164,
      "canonical": "MCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1164. It repeats a symbol more than three times, which the subtractive pair in MCLXIV exists to avoid."
    },
    {
      "invalid": "MCLXVIIII",
      "value": 1169,
      "canonical": "MCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1169. It repeats a symbol more than three times, which the subtractive pair in MCLXIX exists to avoid."
    },
    {
      "invalid": "MCLXXIIII",
      "value": 1174,
      "canonical": "MCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1174. It repeats a symbol more than three times, which the subtractive pair in MCLXXIV exists to avoid."
    },
    {
      "invalid": "MCLXXVIIII",
      "value": 1179,
      "canonical": "MCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1179. It repeats a symbol more than three times, which the subtractive pair in MCLXXIX exists to avoid."
    },
    {
      "invalid": "MCLXXXIIII",
      "value": 1184,
      "canonical": "MCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1184. It repeats a symbol more than three times, which the subtractive pair in MCLXXXIV exists to avoid."
    },
    {
      "invalid": "MCLXXXVIIII",
      "value": 1189,
      "canonical": "MCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1189. It repeats a symbol more than three times, which the subtractive pair in MCLXXXIX exists to avoid."
    },
    {
      "invalid": "MCLXXXX",
      "value": 1190,
      "canonical": "MCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1190. It repeats a symbol more than three times, which the subtractive pair in MCXC exists to avoid."
    },
    {
      "invalid": "MCLXXXXI",
      "value": 1191,
      "canonical": "MCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1191. It repeats a symbol more than three times, which the subtractive pair in MCXCI exists to avoid."
    },
    {
      "invalid": "MCLXXXXII",
      "value": 1192,
      "canonical": "MCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1192. It repeats a symbol more than three times, which the subtractive pair in MCXCII exists to avoid."
    },
    {
      "invalid": "MCLXXXXIII",
      "value": 1193,
      "canonical": "MCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1193. It repeats a symbol more than three times, which the subtractive pair in MCXCIII exists to avoid."
    },
    {
      "invalid": "MCLXXXXIIII",
      "value": 1194,
      "canonical": "MCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1194. It repeats a symbol more than three times, which the subtractive pair in MCXCIV exists to avoid."
    },
    {
      "invalid": "MCLXXXXV",
      "value": 1195,
      "canonical": "MCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1195. It repeats a symbol more than three times, which the subtractive pair in MCXCV exists to avoid."
    },
    {
      "invalid": "MCLXXXXVI",
      "value": 1196,
      "canonical": "MCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1196. It repeats a symbol more than three times, which the subtractive pair in MCXCVI exists to avoid."
    },
    {
      "invalid": "MCLXXXXVII",
      "value": 1197,
      "canonical": "MCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1197. It repeats a symbol more than three times, which the subtractive pair in MCXCVII exists to avoid."
    },
    {
      "invalid": "MCLXXXXVIII",
      "value": 1198,
      "canonical": "MCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1198. It repeats a symbol more than three times, which the subtractive pair in MCXCVIII exists to avoid."
    },
    {
      "invalid": "MCLXXXXVIIII",
      "value": 1199,
      "canonical": "MCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1199. It repeats a symbol more than three times, which the subtractive pair in MCXCIX exists to avoid."
    },
    {
      "invalid": "MCCIIII",
      "value": 1204,
      "canonical": "MCCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1204. It repeats a symbol more than three times, which the subtractive pair in MCCIV exists to avoid."
    },
    {
      "invalid": "MCCVIIII",
      "value": 1209,
      "canonical": "MCCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1209. It repeats a symbol more than three times, which the subtractive pair in MCCIX exists to avoid."
    },
    {
      "invalid": "MCCXIIII",
      "value": 1214,
      "canonical": "MCCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1214. It repeats a symbol more than three times, which the subtractive pair in MCCXIV exists to avoid."
    },
    {
      "invalid": "MCCXVIIII",
      "value": 1219,
      "canonical": "MCCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1219. It repeats a symbol more than three times, which the subtractive pair in MCCXIX exists to avoid."
    },
    {
      "invalid": "MCCXXIIII",
      "value": 1224,
      "canonical": "MCCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1224. It repeats a symbol more than three times, which the subtractive pair in MCCXXIV exists to avoid."
    },
    {
      "invalid": "MCCXXVIIII",
      "value": 1229,
      "canonical": "MCCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1229. It repeats a symbol more than three times, which the subtractive pair in MCCXXIX exists to avoid."
    },
    {
      "invalid": "MCCXXXIIII",
      "value": 1234,
      "canonical": "MCCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1234. It repeats a symbol more than three times, which the subtractive pair in MCCXXXIV exists to avoid."
    },
    {
      "invalid": "MCCXXXVIIII",
      "value": 1239,
      "canonical": "MCCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1239. It repeats a symbol more than three times, which the subtractive pair in MCCXXXIX exists to avoid."
    },
    {
      "invalid": "MCCXXXX",
      "value": 1240,
      "canonical": "MCCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1240. It repeats a symbol more than three times, which the subtractive pair in MCCXL exists to avoid."
    },
    {
      "invalid": "MCCXXXXI",
      "value": 1241,
      "canonical": "MCCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1241. It repeats a symbol more than three times, which the subtractive pair in MCCXLI exists to avoid."
    },
    {
      "invalid": "MCCXXXXII",
      "value": 1242,
      "canonical": "MCCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1242. It repeats a symbol more than three times, which the subtractive pair in MCCXLII exists to avoid."
    },
    {
      "invalid": "MCCXXXXIII",
      "value": 1243,
      "canonical": "MCCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1243. It repeats a symbol more than three times, which the subtractive pair in MCCXLIII exists to avoid."
    },
    {
      "invalid": "MCCXXXXIIII",
      "value": 1244,
      "canonical": "MCCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1244. It repeats a symbol more than three times, which the subtractive pair in MCCXLIV exists to avoid."
    },
    {
      "invalid": "MCCXXXXV",
      "value": 1245,
      "canonical": "MCCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1245. It repeats a symbol more than three times, which the subtractive pair in MCCXLV exists to avoid."
    },
    {
      "invalid": "MCCXXXXVI",
      "value": 1246,
      "canonical": "MCCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1246. It repeats a symbol more than three times, which the subtractive pair in MCCXLVI exists to avoid."
    },
    {
      "invalid": "MCCXXXXVII",
      "value": 1247,
      "canonical": "MCCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1247. It repeats a symbol more than three times, which the subtractive pair in MCCXLVII exists to avoid."
    },
    {
      "invalid": "MCCXXXXVIII",
      "value": 1248,
      "canonical": "MCCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1248. It repeats a symbol more than three times, which the subtractive pair in MCCXLVIII exists to avoid."
    },
    {
      "invalid": "MCCXXXXVIIII",
      "value": 1249,
      "canonical": "MCCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1249. It repeats a symbol more than three times, which the subtractive pair in MCCXLIX exists to avoid."
    },
    {
      "invalid": "MCCLIIII",
      "value": 1254,
      "canonical": "MCCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1254. It repeats a symbol more than three times, which the subtractive pair in MCCLIV exists to avoid."
    },
    {
      "invalid": "MCCLVIIII",
      "value": 1259,
      "canonical": "MCCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1259. It repeats a symbol more than three times, which the subtractive pair in MCCLIX exists to avoid."
    },
    {
      "invalid": "MCCLXIIII",
      "value": 1264,
      "canonical": "MCCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1264. It repeats a symbol more than three times, which the subtractive pair in MCCLXIV exists to avoid."
    },
    {
      "invalid": "MCCLXVIIII",
      "value": 1269,
      "canonical": "MCCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1269. It repeats a symbol more than three times, which the subtractive pair in MCCLXIX exists to avoid."
    },
    {
      "invalid": "MCCLXXIIII",
      "value": 1274,
      "canonical": "MCCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1274. It repeats a symbol more than three times, which the subtractive pair in MCCLXXIV exists to avoid."
    },
    {
      "invalid": "MCCLXXVIIII",
      "value": 1279,
      "canonical": "MCCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1279. It repeats a symbol more than three times, which the subtractive pair in MCCLXXIX exists to avoid."
    },
    {
      "invalid": "MCCLXXXIIII",
      "value": 1284,
      "canonical": "MCCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1284. It repeats a symbol more than three times, which the subtractive pair in MCCLXXXIV exists to avoid."
    },
    {
      "invalid": "MCCLXXXVIIII",
      "value": 1289,
      "canonical": "MCCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1289. It repeats a symbol more than three times, which the subtractive pair in MCCLXXXIX exists to avoid."
    },
    {
      "invalid": "MCCLXXXX",
      "value": 1290,
      "canonical": "MCCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1290. It repeats a symbol more than three times, which the subtractive pair in MCCXC exists to avoid."
    },
    {
      "invalid": "MCCLXXXXI",
      "value": 1291,
      "canonical": "MCCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1291. It repeats a symbol more than three times, which the subtractive pair in MCCXCI exists to avoid."
    },
    {
      "invalid": "MCCLXXXXII",
      "value": 1292,
      "canonical": "MCCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1292. It repeats a symbol more than three times, which the subtractive pair in MCCXCII exists to avoid."
    },
    {
      "invalid": "MCCLXXXXIII",
      "value": 1293,
      "canonical": "MCCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1293. It repeats a symbol more than three times, which the subtractive pair in MCCXCIII exists to avoid."
    },
    {
      "invalid": "MCCLXXXXIIII",
      "value": 1294,
      "canonical": "MCCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1294. It repeats a symbol more than three times, which the subtractive pair in MCCXCIV exists to avoid."
    },
    {
      "invalid": "MCCLXXXXV",
      "value": 1295,
      "canonical": "MCCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1295. It repeats a symbol more than three times, which the subtractive pair in MCCXCV exists to avoid."
    },
    {
      "invalid": "MCCLXXXXVI",
      "value": 1296,
      "canonical": "MCCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1296. It repeats a symbol more than three times, which the subtractive pair in MCCXCVI exists to avoid."
    },
    {
      "invalid": "MCCLXXXXVII",
      "value": 1297,
      "canonical": "MCCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1297. It repeats a symbol more than three times, which the subtractive pair in MCCXCVII exists to avoid."
    },
    {
      "invalid": "MCCLXXXXVIII",
      "value": 1298,
      "canonical": "MCCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1298. It repeats a symbol more than three times, which the subtractive pair in MCCXCVIII exists to avoid."
    },
    {
      "invalid": "MCCLXXXXVIIII",
      "value": 1299,
      "canonical": "MCCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1299. It repeats a symbol more than three times, which the subtractive pair in MCCXCIX exists to avoid."
    },
    {
      "invalid": "MCCCIIII",
      "value": 1304,
      "canonical": "MCCCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1304. It repeats a symbol more than three times, which the subtractive pair in MCCCIV exists to avoid."
    },
    {
      "invalid": "MCCCVIIII",
      "value": 1309,
      "canonical": "MCCCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1309. It repeats a symbol more than three times, which the subtractive pair in MCCCIX exists to avoid."
    },
    {
      "invalid": "MCCCXIIII",
      "value": 1314,
      "canonical": "MCCCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1314. It repeats a symbol more than three times, which the subtractive pair in MCCCXIV exists to avoid."
    },
    {
      "invalid": "MCCCXVIIII",
      "value": 1319,
      "canonical": "MCCCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1319. It repeats a symbol more than three times, which the subtractive pair in MCCCXIX exists to avoid."
    },
    {
      "invalid": "MCCCXXIIII",
      "value": 1324,
      "canonical": "MCCCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1324. It repeats a symbol more than three times, which the subtractive pair in MCCCXXIV exists to avoid."
    },
    {
      "invalid": "MCCCXXVIIII",
      "value": 1329,
      "canonical": "MCCCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1329. It repeats a symbol more than three times, which the subtractive pair in MCCCXXIX exists to avoid."
    },
    {
      "invalid": "MCCCXXXIIII",
      "value": 1334,
      "canonical": "MCCCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1334. It repeats a symbol more than three times, which the subtractive pair in MCCCXXXIV exists to avoid."
    },
    {
      "invalid": "MCCCXXXVIIII",
      "value": 1339,
      "canonical": "MCCCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1339. It repeats a symbol more than three times, which the subtractive pair in MCCCXXXIX exists to avoid."
    },
    {
      "invalid": "MCCCXXXX",
      "value": 1340,
      "canonical": "MCCCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1340. It repeats a symbol more than three times, which the subtractive pair in MCCCXL exists to avoid."
    },
    {
      "invalid": "MCCCXXXXI",
      "value": 1341,
      "canonical": "MCCCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1341. It repeats a symbol more than three times, which the subtractive pair in MCCCXLI exists to avoid."
    },
    {
      "invalid": "MCCCXXXXII",
      "value": 1342,
      "canonical": "MCCCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1342. It repeats a symbol more than three times, which the subtractive pair in MCCCXLII exists to avoid."
    },
    {
      "invalid": "MCCCXXXXIII",
      "value": 1343,
      "canonical": "MCCCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1343. It repeats a symbol more than three times, which the subtractive pair in MCCCXLIII exists to avoid."
    },
    {
      "invalid": "MCCCXXXXIIII",
      "value": 1344,
      "canonical": "MCCCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1344. It repeats a symbol more than three times, which the subtractive pair in MCCCXLIV exists to avoid."
    },
    {
      "invalid": "MCCCXXXXV",
      "value": 1345,
      "canonical": "MCCCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1345. It repeats a symbol more than three times, which the subtractive pair in MCCCXLV exists to avoid."
    },
    {
      "invalid": "MCCCXXXXVI",
      "value": 1346,
      "canonical": "MCCCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1346. It repeats a symbol more than three times, which the subtractive pair in MCCCXLVI exists to avoid."
    },
    {
      "invalid": "MCCCXXXXVII",
      "value": 1347,
      "canonical": "MCCCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1347. It repeats a symbol more than three times, which the subtractive pair in MCCCXLVII exists to avoid."
    },
    {
      "invalid": "MCCCXXXXVIII",
      "value": 1348,
      "canonical": "MCCCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1348. It repeats a symbol more than three times, which the subtractive pair in MCCCXLVIII exists to avoid."
    },
    {
      "invalid": "MCCCXXXXVIIII",
      "value": 1349,
      "canonical": "MCCCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1349. It repeats a symbol more than three times, which the subtractive pair in MCCCXLIX exists to avoid."
    },
    {
      "invalid": "MCCCLIIII",
      "value": 1354,
      "canonical": "MCCCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1354. It repeats a symbol more than three times, which the subtractive pair in MCCCLIV exists to avoid."
    },
    {
      "invalid": "MCCCLVIIII",
      "value": 1359,
      "canonical": "MCCCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1359. It repeats a symbol more than three times, which the subtractive pair in MCCCLIX exists to avoid."
    },
    {
      "invalid": "MCCCLXIIII",
      "value": 1364,
      "canonical": "MCCCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1364. It repeats a symbol more than three times, which the subtractive pair in MCCCLXIV exists to avoid."
    },
    {
      "invalid": "MCCCLXVIIII",
      "value": 1369,
      "canonical": "MCCCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1369. It repeats a symbol more than three times, which the subtractive pair in MCCCLXIX exists to avoid."
    },
    {
      "invalid": "MCCCLXXIIII",
      "value": 1374,
      "canonical": "MCCCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1374. It repeats a symbol more than three times, which the subtractive pair in MCCCLXXIV exists to avoid."
    },
    {
      "invalid": "MCCCLXXVIIII",
      "value": 1379,
      "canonical": "MCCCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1379. It repeats a symbol more than three times, which the subtractive pair in MCCCLXXIX exists to avoid."
    },
    {
      "invalid": "MCCCLXXXIIII",
      "value": 1384,
      "canonical": "MCCCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1384. It repeats a symbol more than three times, which the subtractive pair in MCCCLXXXIV exists to avoid."
    },
    {
      "invalid": "MCCCLXXXVIIII",
      "value": 1389,
      "canonical": "MCCCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1389. It repeats a symbol more than three times, which the subtractive pair in MCCCLXXXIX exists to avoid."
    },
    {
      "invalid": "MCCCLXXXX",
      "value": 1390,
      "canonical": "MCCCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1390. It repeats a symbol more than three times, which the subtractive pair in MCCCXC exists to avoid."
    },
    {
      "invalid": "MCCCLXXXXI",
      "value": 1391,
      "canonical": "MCCCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1391. It repeats a symbol more than three times, which the subtractive pair in MCCCXCI exists to avoid."
    },
    {
      "invalid": "MCCCLXXXXII",
      "value": 1392,
      "canonical": "MCCCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1392. It repeats a symbol more than three times, which the subtractive pair in MCCCXCII exists to avoid."
    },
    {
      "invalid": "MCCCLXXXXIII",
      "value": 1393,
      "canonical": "MCCCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1393. It repeats a symbol more than three times, which the subtractive pair in MCCCXCIII exists to avoid."
    },
    {
      "invalid": "MCCCLXXXXIIII",
      "value": 1394,
      "canonical": "MCCCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1394. It repeats a symbol more than three times, which the subtractive pair in MCCCXCIV exists to avoid."
    },
    {
      "invalid": "MCCCLXXXXV",
      "value": 1395,
      "canonical": "MCCCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1395. It repeats a symbol more than three times, which the subtractive pair in MCCCXCV exists to avoid."
    },
    {
      "invalid": "MCCCLXXXXVI",
      "value": 1396,
      "canonical": "MCCCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1396. It repeats a symbol more than three times, which the subtractive pair in MCCCXCVI exists to avoid."
    },
    {
      "invalid": "MCCCLXXXXVII",
      "value": 1397,
      "canonical": "MCCCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1397. It repeats a symbol more than three times, which the subtractive pair in MCCCXCVII exists to avoid."
    },
    {
      "invalid": "MCCCLXXXXVIII",
      "value": 1398,
      "canonical": "MCCCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1398. It repeats a symbol more than three times, which the subtractive pair in MCCCXCVIII exists to avoid."
    },
    {
      "invalid": "MCCCLXXXXVIIII",
      "value": 1399,
      "canonical": "MCCCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1399. It repeats a symbol more than three times, which the subtractive pair in MCCCXCIX exists to avoid."
    },
    {
      "invalid": "MCCCC",
      "value": 1400,
      "canonical": "MCD",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1400. It repeats a symbol more than three times, which the subtractive pair in MCD exists to avoid."
    },
    {
      "invalid": "MCCCCI",
      "value": 1401,
      "canonical": "MCDI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1401. It repeats a symbol more than three times, which the subtractive pair in MCDI exists to avoid."
    },
    {
      "invalid": "MCCCCII",
      "value": 1402,
      "canonical": "MCDII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1402. It repeats a symbol more than three times, which the subtractive pair in MCDII exists to avoid."
    },
    {
      "invalid": "MCCCCIII",
      "value": 1403,
      "canonical": "MCDIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1403. It repeats a symbol more than three times, which the subtractive pair in MCDIII exists to avoid."
    },
    {
      "invalid": "MCCCCIIII",
      "value": 1404,
      "canonical": "MCDIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1404. It repeats a symbol more than three times, which the subtractive pair in MCDIV exists to avoid."
    },
    {
      "invalid": "MCCCCV",
      "value": 1405,
      "canonical": "MCDV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1405. It repeats a symbol more than three times, which the subtractive pair in MCDV exists to avoid."
    },
    {
      "invalid": "MCCCCVI",
      "value": 1406,
      "canonical": "MCDVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1406. It repeats a symbol more than three times, which the subtractive pair in MCDVI exists to avoid."
    },
    {
      "invalid": "MCCCCVII",
      "value": 1407,
      "canonical": "MCDVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1407. It repeats a symbol more than three times, which the subtractive pair in MCDVII exists to avoid."
    },
    {
      "invalid": "MCCCCVIII",
      "value": 1408,
      "canonical": "MCDVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1408. It repeats a symbol more than three times, which the subtractive pair in MCDVIII exists to avoid."
    },
    {
      "invalid": "MCCCCVIIII",
      "value": 1409,
      "canonical": "MCDIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1409. It repeats a symbol more than three times, which the subtractive pair in MCDIX exists to avoid."
    },
    {
      "invalid": "MCCCCX",
      "value": 1410,
      "canonical": "MCDX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1410. It repeats a symbol more than three times, which the subtractive pair in MCDX exists to avoid."
    },
    {
      "invalid": "MCCCCXI",
      "value": 1411,
      "canonical": "MCDXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1411. It repeats a symbol more than three times, which the subtractive pair in MCDXI exists to avoid."
    },
    {
      "invalid": "MCCCCXII",
      "value": 1412,
      "canonical": "MCDXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1412. It repeats a symbol more than three times, which the subtractive pair in MCDXII exists to avoid."
    },
    {
      "invalid": "MCCCCXIII",
      "value": 1413,
      "canonical": "MCDXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1413. It repeats a symbol more than three times, which the subtractive pair in MCDXIII exists to avoid."
    },
    {
      "invalid": "MCCCCXIIII",
      "value": 1414,
      "canonical": "MCDXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1414. It repeats a symbol more than three times, which the subtractive pair in MCDXIV exists to avoid."
    },
    {
      "invalid": "MCCCCXV",
      "value": 1415,
      "canonical": "MCDXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1415. It repeats a symbol more than three times, which the subtractive pair in MCDXV exists to avoid."
    },
    {
      "invalid": "MCCCCXVI",
      "value": 1416,
      "canonical": "MCDXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1416. It repeats a symbol more than three times, which the subtractive pair in MCDXVI exists to avoid."
    },
    {
      "invalid": "MCCCCXVII",
      "value": 1417,
      "canonical": "MCDXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1417. It repeats a symbol more than three times, which the subtractive pair in MCDXVII exists to avoid."
    },
    {
      "invalid": "MCCCCXVIII",
      "value": 1418,
      "canonical": "MCDXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1418. It repeats a symbol more than three times, which the subtractive pair in MCDXVIII exists to avoid."
    },
    {
      "invalid": "MCCCCXVIIII",
      "value": 1419,
      "canonical": "MCDXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1419. It repeats a symbol more than three times, which the subtractive pair in MCDXIX exists to avoid."
    },
    {
      "invalid": "MCCCCXX",
      "value": 1420,
      "canonical": "MCDXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1420. It repeats a symbol more than three times, which the subtractive pair in MCDXX exists to avoid."
    },
    {
      "invalid": "MCCCCXXI",
      "value": 1421,
      "canonical": "MCDXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1421. It repeats a symbol more than three times, which the subtractive pair in MCDXXI exists to avoid."
    },
    {
      "invalid": "MCCCCXXII",
      "value": 1422,
      "canonical": "MCDXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1422. It repeats a symbol more than three times, which the subtractive pair in MCDXXII exists to avoid."
    },
    {
      "invalid": "MCCCCXXIII",
      "value": 1423,
      "canonical": "MCDXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1423. It repeats a symbol more than three times, which the subtractive pair in MCDXXIII exists to avoid."
    },
    {
      "invalid": "MCCCCXXIIII",
      "value": 1424,
      "canonical": "MCDXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1424. It repeats a symbol more than three times, which the subtractive pair in MCDXXIV exists to avoid."
    },
    {
      "invalid": "MCCCCXXV",
      "value": 1425,
      "canonical": "MCDXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1425. It repeats a symbol more than three times, which the subtractive pair in MCDXXV exists to avoid."
    },
    {
      "invalid": "MCCCCXXVI",
      "value": 1426,
      "canonical": "MCDXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1426. It repeats a symbol more than three times, which the subtractive pair in MCDXXVI exists to avoid."
    },
    {
      "invalid": "MCCCCXXVII",
      "value": 1427,
      "canonical": "MCDXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1427. It repeats a symbol more than three times, which the subtractive pair in MCDXXVII exists to avoid."
    },
    {
      "invalid": "MCCCCXXVIII",
      "value": 1428,
      "canonical": "MCDXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1428. It repeats a symbol more than three times, which the subtractive pair in MCDXXVIII exists to avoid."
    },
    {
      "invalid": "MCCCCXXVIIII",
      "value": 1429,
      "canonical": "MCDXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1429. It repeats a symbol more than three times, which the subtractive pair in MCDXXIX exists to avoid."
    },
    {
      "invalid": "MCCCCXXX",
      "value": 1430,
      "canonical": "MCDXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1430. It repeats a symbol more than three times, which the subtractive pair in MCDXXX exists to avoid."
    },
    {
      "invalid": "MCCCCXXXI",
      "value": 1431,
      "canonical": "MCDXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1431. It repeats a symbol more than three times, which the subtractive pair in MCDXXXI exists to avoid."
    },
    {
      "invalid": "MCCCCXXXII",
      "value": 1432,
      "canonical": "MCDXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1432. It repeats a symbol more than three times, which the subtractive pair in MCDXXXII exists to avoid."
    },
    {
      "invalid": "MCCCCXXXIII",
      "value": 1433,
      "canonical": "MCDXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1433. It repeats a symbol more than three times, which the subtractive pair in MCDXXXIII exists to avoid."
    },
    {
      "invalid": "MCCCCXXXIIII",
      "value": 1434,
      "canonical": "MCDXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1434. It repeats a symbol more than three times, which the subtractive pair in MCDXXXIV exists to avoid."
    },
    {
      "invalid": "MCCCCXXXV",
      "value": 1435,
      "canonical": "MCDXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1435. It repeats a symbol more than three times, which the subtractive pair in MCDXXXV exists to avoid."
    },
    {
      "invalid": "MCCCCXXXVI",
      "value": 1436,
      "canonical": "MCDXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1436. It repeats a symbol more than three times, which the subtractive pair in MCDXXXVI exists to avoid."
    },
    {
      "invalid": "MCCCCXXXVII",
      "value": 1437,
      "canonical": "MCDXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1437. It repeats a symbol more than three times, which the subtractive pair in MCDXXXVII exists to avoid."
    },
    {
      "invalid": "MCCCCXXXVIII",
      "value": 1438,
      "canonical": "MCDXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1438. It repeats a symbol more than three times, which the subtractive pair in MCDXXXVIII exists to avoid."
    },
    {
      "invalid": "MCCCCXXXVIIII",
      "value": 1439,
      "canonical": "MCDXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1439. It repeats a symbol more than three times, which the subtractive pair in MCDXXXIX exists to avoid."
    },
    {
      "invalid": "MCCCCXXXX",
      "value": 1440,
      "canonical": "MCDXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1440. It repeats a symbol more than three times, which the subtractive pair in MCDXL exists to avoid."
    },
    {
      "invalid": "MCCCCXXXXI",
      "value": 1441,
      "canonical": "MCDXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1441. It repeats a symbol more than three times, which the subtractive pair in MCDXLI exists to avoid."
    },
    {
      "invalid": "MCCCCXXXXII",
      "value": 1442,
      "canonical": "MCDXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1442. It repeats a symbol more than three times, which the subtractive pair in MCDXLII exists to avoid."
    },
    {
      "invalid": "MCCCCXXXXIII",
      "value": 1443,
      "canonical": "MCDXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1443. It repeats a symbol more than three times, which the subtractive pair in MCDXLIII exists to avoid."
    },
    {
      "invalid": "MCCCCXXXXIIII",
      "value": 1444,
      "canonical": "MCDXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1444. It repeats a symbol more than three times, which the subtractive pair in MCDXLIV exists to avoid."
    },
    {
      "invalid": "MCCCCXXXXV",
      "value": 1445,
      "canonical": "MCDXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1445. It repeats a symbol more than three times, which the subtractive pair in MCDXLV exists to avoid."
    },
    {
      "invalid": "MCCCCXXXXVI",
      "value": 1446,
      "canonical": "MCDXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1446. It repeats a symbol more than three times, which the subtractive pair in MCDXLVI exists to avoid."
    },
    {
      "invalid": "MCCCCXXXXVII",
      "value": 1447,
      "canonical": "MCDXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1447. It repeats a symbol more than three times, which the subtractive pair in MCDXLVII exists to avoid."
    },
    {
      "invalid": "MCCCCXXXXVIII",
      "value": 1448,
      "canonical": "MCDXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1448. It repeats a symbol more than three times, which the subtractive pair in MCDXLVIII exists to avoid."
    },
    {
      "invalid": "MCCCCXXXXVIIII",
      "value": 1449,
      "canonical": "MCDXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1449. It repeats a symbol more than three times, which the subtractive pair in MCDXLIX exists to avoid."
    },
    {
      "invalid": "MCCCCL",
      "value": 1450,
      "canonical": "MCDL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1450. It repeats a symbol more than three times, which the subtractive pair in MCDL exists to avoid."
    },
    {
      "invalid": "MCCCCLI",
      "value": 1451,
      "canonical": "MCDLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1451. It repeats a symbol more than three times, which the subtractive pair in MCDLI exists to avoid."
    },
    {
      "invalid": "MCCCCLII",
      "value": 1452,
      "canonical": "MCDLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1452. It repeats a symbol more than three times, which the subtractive pair in MCDLII exists to avoid."
    },
    {
      "invalid": "MCCCCLIII",
      "value": 1453,
      "canonical": "MCDLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1453. It repeats a symbol more than three times, which the subtractive pair in MCDLIII exists to avoid."
    },
    {
      "invalid": "MCCCCLIIII",
      "value": 1454,
      "canonical": "MCDLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1454. It repeats a symbol more than three times, which the subtractive pair in MCDLIV exists to avoid."
    },
    {
      "invalid": "MCCCCLV",
      "value": 1455,
      "canonical": "MCDLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1455. It repeats a symbol more than three times, which the subtractive pair in MCDLV exists to avoid."
    },
    {
      "invalid": "MCCCCLVI",
      "value": 1456,
      "canonical": "MCDLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1456. It repeats a symbol more than three times, which the subtractive pair in MCDLVI exists to avoid."
    },
    {
      "invalid": "MCCCCLVII",
      "value": 1457,
      "canonical": "MCDLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1457. It repeats a symbol more than three times, which the subtractive pair in MCDLVII exists to avoid."
    },
    {
      "invalid": "MCCCCLVIII",
      "value": 1458,
      "canonical": "MCDLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1458. It repeats a symbol more than three times, which the subtractive pair in MCDLVIII exists to avoid."
    },
    {
      "invalid": "MCCCCLVIIII",
      "value": 1459,
      "canonical": "MCDLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1459. It repeats a symbol more than three times, which the subtractive pair in MCDLIX exists to avoid."
    },
    {
      "invalid": "MCCCCLX",
      "value": 1460,
      "canonical": "MCDLX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1460. It repeats a symbol more than three times, which the subtractive pair in MCDLX exists to avoid."
    },
    {
      "invalid": "MCCCCLXI",
      "value": 1461,
      "canonical": "MCDLXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1461. It repeats a symbol more than three times, which the subtractive pair in MCDLXI exists to avoid."
    },
    {
      "invalid": "MCCCCLXII",
      "value": 1462,
      "canonical": "MCDLXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1462. It repeats a symbol more than three times, which the subtractive pair in MCDLXII exists to avoid."
    },
    {
      "invalid": "MCCCCLXIII",
      "value": 1463,
      "canonical": "MCDLXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1463. It repeats a symbol more than three times, which the subtractive pair in MCDLXIII exists to avoid."
    },
    {
      "invalid": "MCCCCLXIIII",
      "value": 1464,
      "canonical": "MCDLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1464. It repeats a symbol more than three times, which the subtractive pair in MCDLXIV exists to avoid."
    },
    {
      "invalid": "MCCCCLXV",
      "value": 1465,
      "canonical": "MCDLXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1465. It repeats a symbol more than three times, which the subtractive pair in MCDLXV exists to avoid."
    },
    {
      "invalid": "MCCCCLXVI",
      "value": 1466,
      "canonical": "MCDLXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1466. It repeats a symbol more than three times, which the subtractive pair in MCDLXVI exists to avoid."
    },
    {
      "invalid": "MCCCCLXVII",
      "value": 1467,
      "canonical": "MCDLXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1467. It repeats a symbol more than three times, which the subtractive pair in MCDLXVII exists to avoid."
    },
    {
      "invalid": "MCCCCLXVIII",
      "value": 1468,
      "canonical": "MCDLXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1468. It repeats a symbol more than three times, which the subtractive pair in MCDLXVIII exists to avoid."
    },
    {
      "invalid": "MCCCCLXVIIII",
      "value": 1469,
      "canonical": "MCDLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1469. It repeats a symbol more than three times, which the subtractive pair in MCDLXIX exists to avoid."
    },
    {
      "invalid": "MCCCCLXX",
      "value": 1470,
      "canonical": "MCDLXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1470. It repeats a symbol more than three times, which the subtractive pair in MCDLXX exists to avoid."
    },
    {
      "invalid": "MCCCCLXXI",
      "value": 1471,
      "canonical": "MCDLXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1471. It repeats a symbol more than three times, which the subtractive pair in MCDLXXI exists to avoid."
    },
    {
      "invalid": "MCCCCLXXII",
      "value": 1472,
      "canonical": "MCDLXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1472. It repeats a symbol more than three times, which the subtractive pair in MCDLXXII exists to avoid."
    },
    {
      "invalid": "MCCCCLXXIII",
      "value": 1473,
      "canonical": "MCDLXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1473. It repeats a symbol more than three times, which the subtractive pair in MCDLXXIII exists to avoid."
    },
    {
      "invalid": "MCCCCLXXIIII",
      "value": 1474,
      "canonical": "MCDLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1474. It repeats a symbol more than three times, which the subtractive pair in MCDLXXIV exists to avoid."
    },
    {
      "invalid": "MCCCCLXXV",
      "value": 1475,
      "canonical": "MCDLXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1475. It repeats a symbol more than three times, which the subtractive pair in MCDLXXV exists to avoid."
    },
    {
      "invalid": "MCCCCLXXVI",
      "value": 1476,
      "canonical": "MCDLXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1476. It repeats a symbol more than three times, which the subtractive pair in MCDLXXVI exists to avoid."
    },
    {
      "invalid": "MCCCCLXXVII",
      "value": 1477,
      "canonical": "MCDLXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1477. It repeats a symbol more than three times, which the subtractive pair in MCDLXXVII exists to avoid."
    },
    {
      "invalid": "MCCCCLXXVIII",
      "value": 1478,
      "canonical": "MCDLXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1478. It repeats a symbol more than three times, which the subtractive pair in MCDLXXVIII exists to avoid."
    },
    {
      "invalid": "MCCCCLXXVIIII",
      "value": 1479,
      "canonical": "MCDLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1479. It repeats a symbol more than three times, which the subtractive pair in MCDLXXIX exists to avoid."
    },
    {
      "invalid": "MCCCCLXXX",
      "value": 1480,
      "canonical": "MCDLXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1480. It repeats a symbol more than three times, which the subtractive pair in MCDLXXX exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXI",
      "value": 1481,
      "canonical": "MCDLXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1481. It repeats a symbol more than three times, which the subtractive pair in MCDLXXXI exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXII",
      "value": 1482,
      "canonical": "MCDLXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1482. It repeats a symbol more than three times, which the subtractive pair in MCDLXXXII exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXIII",
      "value": 1483,
      "canonical": "MCDLXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1483. It repeats a symbol more than three times, which the subtractive pair in MCDLXXXIII exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXIIII",
      "value": 1484,
      "canonical": "MCDLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1484. It repeats a symbol more than three times, which the subtractive pair in MCDLXXXIV exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXV",
      "value": 1485,
      "canonical": "MCDLXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1485. It repeats a symbol more than three times, which the subtractive pair in MCDLXXXV exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXVI",
      "value": 1486,
      "canonical": "MCDLXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1486. It repeats a symbol more than three times, which the subtractive pair in MCDLXXXVI exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXVII",
      "value": 1487,
      "canonical": "MCDLXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1487. It repeats a symbol more than three times, which the subtractive pair in MCDLXXXVII exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXVIII",
      "value": 1488,
      "canonical": "MCDLXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1488. It repeats a symbol more than three times, which the subtractive pair in MCDLXXXVIII exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXVIIII",
      "value": 1489,
      "canonical": "MCDLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1489. It repeats a symbol more than three times, which the subtractive pair in MCDLXXXIX exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXX",
      "value": 1490,
      "canonical": "MCDXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1490. It repeats a symbol more than three times, which the subtractive pair in MCDXC exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXXI",
      "value": 1491,
      "canonical": "MCDXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1491. It repeats a symbol more than three times, which the subtractive pair in MCDXCI exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXXII",
      "value": 1492,
      "canonical": "MCDXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1492. It repeats a symbol more than three times, which the subtractive pair in MCDXCII exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXXIII",
      "value": 1493,
      "canonical": "MCDXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1493. It repeats a symbol more than three times, which the subtractive pair in MCDXCIII exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXXIIII",
      "value": 1494,
      "canonical": "MCDXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1494. It repeats a symbol more than three times, which the subtractive pair in MCDXCIV exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXXV",
      "value": 1495,
      "canonical": "MCDXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1495. It repeats a symbol more than three times, which the subtractive pair in MCDXCV exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXXVI",
      "value": 1496,
      "canonical": "MCDXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1496. It repeats a symbol more than three times, which the subtractive pair in MCDXCVI exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXXVII",
      "value": 1497,
      "canonical": "MCDXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1497. It repeats a symbol more than three times, which the subtractive pair in MCDXCVII exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXXVIII",
      "value": 1498,
      "canonical": "MCDXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1498. It repeats a symbol more than three times, which the subtractive pair in MCDXCVIII exists to avoid."
    },
    {
      "invalid": "MCCCCLXXXXVIIII",
      "value": 1499,
      "canonical": "MCDXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1499. It repeats a symbol more than three times, which the subtractive pair in MCDXCIX exists to avoid."
    },
    {
      "invalid": "MDIIII",
      "value": 1504,
      "canonical": "MDIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1504. It repeats a symbol more than three times, which the subtractive pair in MDIV exists to avoid."
    },
    {
      "invalid": "MDVIIII",
      "value": 1509,
      "canonical": "MDIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1509. It repeats a symbol more than three times, which the subtractive pair in MDIX exists to avoid."
    },
    {
      "invalid": "MDXIIII",
      "value": 1514,
      "canonical": "MDXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1514. It repeats a symbol more than three times, which the subtractive pair in MDXIV exists to avoid."
    },
    {
      "invalid": "MDXVIIII",
      "value": 1519,
      "canonical": "MDXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1519. It repeats a symbol more than three times, which the subtractive pair in MDXIX exists to avoid."
    },
    {
      "invalid": "MDXXIIII",
      "value": 1524,
      "canonical": "MDXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1524. It repeats a symbol more than three times, which the subtractive pair in MDXXIV exists to avoid."
    },
    {
      "invalid": "MDXXVIIII",
      "value": 1529,
      "canonical": "MDXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1529. It repeats a symbol more than three times, which the subtractive pair in MDXXIX exists to avoid."
    },
    {
      "invalid": "MDXXXIIII",
      "value": 1534,
      "canonical": "MDXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1534. It repeats a symbol more than three times, which the subtractive pair in MDXXXIV exists to avoid."
    },
    {
      "invalid": "MDXXXVIIII",
      "value": 1539,
      "canonical": "MDXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1539. It repeats a symbol more than three times, which the subtractive pair in MDXXXIX exists to avoid."
    },
    {
      "invalid": "MDXXXX",
      "value": 1540,
      "canonical": "MDXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1540. It repeats a symbol more than three times, which the subtractive pair in MDXL exists to avoid."
    },
    {
      "invalid": "MDXXXXI",
      "value": 1541,
      "canonical": "MDXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1541. It repeats a symbol more than three times, which the subtractive pair in MDXLI exists to avoid."
    },
    {
      "invalid": "MDXXXXII",
      "value": 1542,
      "canonical": "MDXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1542. It repeats a symbol more than three times, which the subtractive pair in MDXLII exists to avoid."
    },
    {
      "invalid": "MDXXXXIII",
      "value": 1543,
      "canonical": "MDXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1543. It repeats a symbol more than three times, which the subtractive pair in MDXLIII exists to avoid."
    },
    {
      "invalid": "MDXXXXIIII",
      "value": 1544,
      "canonical": "MDXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1544. It repeats a symbol more than three times, which the subtractive pair in MDXLIV exists to avoid."
    },
    {
      "invalid": "MDXXXXV",
      "value": 1545,
      "canonical": "MDXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1545. It repeats a symbol more than three times, which the subtractive pair in MDXLV exists to avoid."
    },
    {
      "invalid": "MDXXXXVI",
      "value": 1546,
      "canonical": "MDXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1546. It repeats a symbol more than three times, which the subtractive pair in MDXLVI exists to avoid."
    },
    {
      "invalid": "MDXXXXVII",
      "value": 1547,
      "canonical": "MDXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1547. It repeats a symbol more than three times, which the subtractive pair in MDXLVII exists to avoid."
    },
    {
      "invalid": "MDXXXXVIII",
      "value": 1548,
      "canonical": "MDXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1548. It repeats a symbol more than three times, which the subtractive pair in MDXLVIII exists to avoid."
    },
    {
      "invalid": "MDXXXXVIIII",
      "value": 1549,
      "canonical": "MDXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1549. It repeats a symbol more than three times, which the subtractive pair in MDXLIX exists to avoid."
    },
    {
      "invalid": "MDLIIII",
      "value": 1554,
      "canonical": "MDLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1554. It repeats a symbol more than three times, which the subtractive pair in MDLIV exists to avoid."
    },
    {
      "invalid": "MDLVIIII",
      "value": 1559,
      "canonical": "MDLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1559. It repeats a symbol more than three times, which the subtractive pair in MDLIX exists to avoid."
    },
    {
      "invalid": "MDLXIIII",
      "value": 1564,
      "canonical": "MDLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1564. It repeats a symbol more than three times, which the subtractive pair in MDLXIV exists to avoid."
    },
    {
      "invalid": "MDLXVIIII",
      "value": 1569,
      "canonical": "MDLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1569. It repeats a symbol more than three times, which the subtractive pair in MDLXIX exists to avoid."
    },
    {
      "invalid": "MDLXXIIII",
      "value": 1574,
      "canonical": "MDLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1574. It repeats a symbol more than three times, which the subtractive pair in MDLXXIV exists to avoid."
    },
    {
      "invalid": "MDLXXVIIII",
      "value": 1579,
      "canonical": "MDLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1579. It repeats a symbol more than three times, which the subtractive pair in MDLXXIX exists to avoid."
    },
    {
      "invalid": "MDLXXXIIII",
      "value": 1584,
      "canonical": "MDLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1584. It repeats a symbol more than three times, which the subtractive pair in MDLXXXIV exists to avoid."
    },
    {
      "invalid": "MDLXXXVIIII",
      "value": 1589,
      "canonical": "MDLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1589. It repeats a symbol more than three times, which the subtractive pair in MDLXXXIX exists to avoid."
    },
    {
      "invalid": "MDLXXXX",
      "value": 1590,
      "canonical": "MDXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1590. It repeats a symbol more than three times, which the subtractive pair in MDXC exists to avoid."
    },
    {
      "invalid": "MDLXXXXI",
      "value": 1591,
      "canonical": "MDXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1591. It repeats a symbol more than three times, which the subtractive pair in MDXCI exists to avoid."
    },
    {
      "invalid": "MDLXXXXII",
      "value": 1592,
      "canonical": "MDXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1592. It repeats a symbol more than three times, which the subtractive pair in MDXCII exists to avoid."
    },
    {
      "invalid": "MDLXXXXIII",
      "value": 1593,
      "canonical": "MDXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1593. It repeats a symbol more than three times, which the subtractive pair in MDXCIII exists to avoid."
    },
    {
      "invalid": "MDLXXXXIIII",
      "value": 1594,
      "canonical": "MDXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1594. It repeats a symbol more than three times, which the subtractive pair in MDXCIV exists to avoid."
    },
    {
      "invalid": "MDLXXXXV",
      "value": 1595,
      "canonical": "MDXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1595. It repeats a symbol more than three times, which the subtractive pair in MDXCV exists to avoid."
    },
    {
      "invalid": "MDLXXXXVI",
      "value": 1596,
      "canonical": "MDXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1596. It repeats a symbol more than three times, which the subtractive pair in MDXCVI exists to avoid."
    },
    {
      "invalid": "MDLXXXXVII",
      "value": 1597,
      "canonical": "MDXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1597. It repeats a symbol more than three times, which the subtractive pair in MDXCVII exists to avoid."
    },
    {
      "invalid": "MDLXXXXVIII",
      "value": 1598,
      "canonical": "MDXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1598. It repeats a symbol more than three times, which the subtractive pair in MDXCVIII exists to avoid."
    },
    {
      "invalid": "MDLXXXXVIIII",
      "value": 1599,
      "canonical": "MDXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1599. It repeats a symbol more than three times, which the subtractive pair in MDXCIX exists to avoid."
    },
    {
      "invalid": "MDCIIII",
      "value": 1604,
      "canonical": "MDCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1604. It repeats a symbol more than three times, which the subtractive pair in MDCIV exists to avoid."
    },
    {
      "invalid": "MDCVIIII",
      "value": 1609,
      "canonical": "MDCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1609. It repeats a symbol more than three times, which the subtractive pair in MDCIX exists to avoid."
    },
    {
      "invalid": "MDCXIIII",
      "value": 1614,
      "canonical": "MDCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1614. It repeats a symbol more than three times, which the subtractive pair in MDCXIV exists to avoid."
    },
    {
      "invalid": "MDCXVIIII",
      "value": 1619,
      "canonical": "MDCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1619. It repeats a symbol more than three times, which the subtractive pair in MDCXIX exists to avoid."
    },
    {
      "invalid": "MDCXXIIII",
      "value": 1624,
      "canonical": "MDCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1624. It repeats a symbol more than three times, which the subtractive pair in MDCXXIV exists to avoid."
    },
    {
      "invalid": "MDCXXVIIII",
      "value": 1629,
      "canonical": "MDCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1629. It repeats a symbol more than three times, which the subtractive pair in MDCXXIX exists to avoid."
    },
    {
      "invalid": "MDCXXXIIII",
      "value": 1634,
      "canonical": "MDCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1634. It repeats a symbol more than three times, which the subtractive pair in MDCXXXIV exists to avoid."
    },
    {
      "invalid": "MDCXXXVIIII",
      "value": 1639,
      "canonical": "MDCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1639. It repeats a symbol more than three times, which the subtractive pair in MDCXXXIX exists to avoid."
    },
    {
      "invalid": "MDCXXXX",
      "value": 1640,
      "canonical": "MDCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1640. It repeats a symbol more than three times, which the subtractive pair in MDCXL exists to avoid."
    },
    {
      "invalid": "MDCXXXXI",
      "value": 1641,
      "canonical": "MDCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1641. It repeats a symbol more than three times, which the subtractive pair in MDCXLI exists to avoid."
    },
    {
      "invalid": "MDCXXXXII",
      "value": 1642,
      "canonical": "MDCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1642. It repeats a symbol more than three times, which the subtractive pair in MDCXLII exists to avoid."
    },
    {
      "invalid": "MDCXXXXIII",
      "value": 1643,
      "canonical": "MDCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1643. It repeats a symbol more than three times, which the subtractive pair in MDCXLIII exists to avoid."
    },
    {
      "invalid": "MDCXXXXIIII",
      "value": 1644,
      "canonical": "MDCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1644. It repeats a symbol more than three times, which the subtractive pair in MDCXLIV exists to avoid."
    },
    {
      "invalid": "MDCXXXXV",
      "value": 1645,
      "canonical": "MDCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1645. It repeats a symbol more than three times, which the subtractive pair in MDCXLV exists to avoid."
    },
    {
      "invalid": "MDCXXXXVI",
      "value": 1646,
      "canonical": "MDCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1646. It repeats a symbol more than three times, which the subtractive pair in MDCXLVI exists to avoid."
    },
    {
      "invalid": "MDCXXXXVII",
      "value": 1647,
      "canonical": "MDCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1647. It repeats a symbol more than three times, which the subtractive pair in MDCXLVII exists to avoid."
    },
    {
      "invalid": "MDCXXXXVIII",
      "value": 1648,
      "canonical": "MDCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1648. It repeats a symbol more than three times, which the subtractive pair in MDCXLVIII exists to avoid."
    },
    {
      "invalid": "MDCXXXXVIIII",
      "value": 1649,
      "canonical": "MDCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1649. It repeats a symbol more than three times, which the subtractive pair in MDCXLIX exists to avoid."
    },
    {
      "invalid": "MDCLIIII",
      "value": 1654,
      "canonical": "MDCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1654. It repeats a symbol more than three times, which the subtractive pair in MDCLIV exists to avoid."
    },
    {
      "invalid": "MDCLVIIII",
      "value": 1659,
      "canonical": "MDCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1659. It repeats a symbol more than three times, which the subtractive pair in MDCLIX exists to avoid."
    },
    {
      "invalid": "MDCLXIIII",
      "value": 1664,
      "canonical": "MDCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1664. It repeats a symbol more than three times, which the subtractive pair in MDCLXIV exists to avoid."
    },
    {
      "invalid": "MDCLXVIIII",
      "value": 1669,
      "canonical": "MDCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1669. It repeats a symbol more than three times, which the subtractive pair in MDCLXIX exists to avoid."
    },
    {
      "invalid": "MDCLXXIIII",
      "value": 1674,
      "canonical": "MDCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1674. It repeats a symbol more than three times, which the subtractive pair in MDCLXXIV exists to avoid."
    },
    {
      "invalid": "MDCLXXVIIII",
      "value": 1679,
      "canonical": "MDCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1679. It repeats a symbol more than three times, which the subtractive pair in MDCLXXIX exists to avoid."
    },
    {
      "invalid": "MDCLXXXIIII",
      "value": 1684,
      "canonical": "MDCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1684. It repeats a symbol more than three times, which the subtractive pair in MDCLXXXIV exists to avoid."
    },
    {
      "invalid": "MDCLXXXVIIII",
      "value": 1689,
      "canonical": "MDCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1689. It repeats a symbol more than three times, which the subtractive pair in MDCLXXXIX exists to avoid."
    },
    {
      "invalid": "MDCLXXXX",
      "value": 1690,
      "canonical": "MDCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1690. It repeats a symbol more than three times, which the subtractive pair in MDCXC exists to avoid."
    },
    {
      "invalid": "MDCLXXXXI",
      "value": 1691,
      "canonical": "MDCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1691. It repeats a symbol more than three times, which the subtractive pair in MDCXCI exists to avoid."
    },
    {
      "invalid": "MDCLXXXXII",
      "value": 1692,
      "canonical": "MDCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1692. It repeats a symbol more than three times, which the subtractive pair in MDCXCII exists to avoid."
    },
    {
      "invalid": "MDCLXXXXIII",
      "value": 1693,
      "canonical": "MDCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1693. It repeats a symbol more than three times, which the subtractive pair in MDCXCIII exists to avoid."
    },
    {
      "invalid": "MDCLXXXXIIII",
      "value": 1694,
      "canonical": "MDCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1694. It repeats a symbol more than three times, which the subtractive pair in MDCXCIV exists to avoid."
    },
    {
      "invalid": "MDCLXXXXV",
      "value": 1695,
      "canonical": "MDCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1695. It repeats a symbol more than three times, which the subtractive pair in MDCXCV exists to avoid."
    },
    {
      "invalid": "MDCLXXXXVI",
      "value": 1696,
      "canonical": "MDCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1696. It repeats a symbol more than three times, which the subtractive pair in MDCXCVI exists to avoid."
    },
    {
      "invalid": "MDCLXXXXVII",
      "value": 1697,
      "canonical": "MDCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1697. It repeats a symbol more than three times, which the subtractive pair in MDCXCVII exists to avoid."
    },
    {
      "invalid": "MDCLXXXXVIII",
      "value": 1698,
      "canonical": "MDCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1698. It repeats a symbol more than three times, which the subtractive pair in MDCXCVIII exists to avoid."
    },
    {
      "invalid": "MDCLXXXXVIIII",
      "value": 1699,
      "canonical": "MDCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1699. It repeats a symbol more than three times, which the subtractive pair in MDCXCIX exists to avoid."
    },
    {
      "invalid": "MDCCIIII",
      "value": 1704,
      "canonical": "MDCCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1704. It repeats a symbol more than three times, which the subtractive pair in MDCCIV exists to avoid."
    },
    {
      "invalid": "MDCCVIIII",
      "value": 1709,
      "canonical": "MDCCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1709. It repeats a symbol more than three times, which the subtractive pair in MDCCIX exists to avoid."
    },
    {
      "invalid": "MDCCXIIII",
      "value": 1714,
      "canonical": "MDCCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1714. It repeats a symbol more than three times, which the subtractive pair in MDCCXIV exists to avoid."
    },
    {
      "invalid": "MDCCXVIIII",
      "value": 1719,
      "canonical": "MDCCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1719. It repeats a symbol more than three times, which the subtractive pair in MDCCXIX exists to avoid."
    },
    {
      "invalid": "MDCCXXIIII",
      "value": 1724,
      "canonical": "MDCCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1724. It repeats a symbol more than three times, which the subtractive pair in MDCCXXIV exists to avoid."
    },
    {
      "invalid": "MDCCXXVIIII",
      "value": 1729,
      "canonical": "MDCCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1729. It repeats a symbol more than three times, which the subtractive pair in MDCCXXIX exists to avoid."
    },
    {
      "invalid": "MDCCXXXIIII",
      "value": 1734,
      "canonical": "MDCCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1734. It repeats a symbol more than three times, which the subtractive pair in MDCCXXXIV exists to avoid."
    },
    {
      "invalid": "MDCCXXXVIIII",
      "value": 1739,
      "canonical": "MDCCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1739. It repeats a symbol more than three times, which the subtractive pair in MDCCXXXIX exists to avoid."
    },
    {
      "invalid": "MDCCXXXX",
      "value": 1740,
      "canonical": "MDCCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1740. It repeats a symbol more than three times, which the subtractive pair in MDCCXL exists to avoid."
    },
    {
      "invalid": "MDCCXXXXI",
      "value": 1741,
      "canonical": "MDCCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1741. It repeats a symbol more than three times, which the subtractive pair in MDCCXLI exists to avoid."
    },
    {
      "invalid": "MDCCXXXXII",
      "value": 1742,
      "canonical": "MDCCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1742. It repeats a symbol more than three times, which the subtractive pair in MDCCXLII exists to avoid."
    },
    {
      "invalid": "MDCCXXXXIII",
      "value": 1743,
      "canonical": "MDCCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1743. It repeats a symbol more than three times, which the subtractive pair in MDCCXLIII exists to avoid."
    },
    {
      "invalid": "MDCCXXXXIIII",
      "value": 1744,
      "canonical": "MDCCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1744. It repeats a symbol more than three times, which the subtractive pair in MDCCXLIV exists to avoid."
    },
    {
      "invalid": "MDCCXXXXV",
      "value": 1745,
      "canonical": "MDCCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1745. It repeats a symbol more than three times, which the subtractive pair in MDCCXLV exists to avoid."
    },
    {
      "invalid": "MDCCXXXXVI",
      "value": 1746,
      "canonical": "MDCCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1746. It repeats a symbol more than three times, which the subtractive pair in MDCCXLVI exists to avoid."
    },
    {
      "invalid": "MDCCXXXXVII",
      "value": 1747,
      "canonical": "MDCCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1747. It repeats a symbol more than three times, which the subtractive pair in MDCCXLVII exists to avoid."
    },
    {
      "invalid": "MDCCXXXXVIII",
      "value": 1748,
      "canonical": "MDCCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1748. It repeats a symbol more than three times, which the subtractive pair in MDCCXLVIII exists to avoid."
    },
    {
      "invalid": "MDCCXXXXVIIII",
      "value": 1749,
      "canonical": "MDCCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1749. It repeats a symbol more than three times, which the subtractive pair in MDCCXLIX exists to avoid."
    },
    {
      "invalid": "MDCCLIIII",
      "value": 1754,
      "canonical": "MDCCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1754. It repeats a symbol more than three times, which the subtractive pair in MDCCLIV exists to avoid."
    },
    {
      "invalid": "MDCCLVIIII",
      "value": 1759,
      "canonical": "MDCCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1759. It repeats a symbol more than three times, which the subtractive pair in MDCCLIX exists to avoid."
    },
    {
      "invalid": "MDCCLXIIII",
      "value": 1764,
      "canonical": "MDCCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1764. It repeats a symbol more than three times, which the subtractive pair in MDCCLXIV exists to avoid."
    },
    {
      "invalid": "MDCCLXVIIII",
      "value": 1769,
      "canonical": "MDCCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1769. It repeats a symbol more than three times, which the subtractive pair in MDCCLXIX exists to avoid."
    },
    {
      "invalid": "MDCCLXXIIII",
      "value": 1774,
      "canonical": "MDCCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1774. It repeats a symbol more than three times, which the subtractive pair in MDCCLXXIV exists to avoid."
    },
    {
      "invalid": "MDCCLXXVIIII",
      "value": 1779,
      "canonical": "MDCCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1779. It repeats a symbol more than three times, which the subtractive pair in MDCCLXXIX exists to avoid."
    },
    {
      "invalid": "MDCCLXXXIIII",
      "value": 1784,
      "canonical": "MDCCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1784. It repeats a symbol more than three times, which the subtractive pair in MDCCLXXXIV exists to avoid."
    },
    {
      "invalid": "MDCCLXXXVIIII",
      "value": 1789,
      "canonical": "MDCCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1789. It repeats a symbol more than three times, which the subtractive pair in MDCCLXXXIX exists to avoid."
    },
    {
      "invalid": "MDCCLXXXX",
      "value": 1790,
      "canonical": "MDCCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1790. It repeats a symbol more than three times, which the subtractive pair in MDCCXC exists to avoid."
    },
    {
      "invalid": "MDCCLXXXXI",
      "value": 1791,
      "canonical": "MDCCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1791. It repeats a symbol more than three times, which the subtractive pair in MDCCXCI exists to avoid."
    },
    {
      "invalid": "MDCCLXXXXII",
      "value": 1792,
      "canonical": "MDCCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1792. It repeats a symbol more than three times, which the subtractive pair in MDCCXCII exists to avoid."
    },
    {
      "invalid": "MDCCLXXXXIII",
      "value": 1793,
      "canonical": "MDCCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1793. It repeats a symbol more than three times, which the subtractive pair in MDCCXCIII exists to avoid."
    },
    {
      "invalid": "MDCCLXXXXIIII",
      "value": 1794,
      "canonical": "MDCCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1794. It repeats a symbol more than three times, which the subtractive pair in MDCCXCIV exists to avoid."
    },
    {
      "invalid": "MDCCLXXXXV",
      "value": 1795,
      "canonical": "MDCCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1795. It repeats a symbol more than three times, which the subtractive pair in MDCCXCV exists to avoid."
    },
    {
      "invalid": "MDCCLXXXXVI",
      "value": 1796,
      "canonical": "MDCCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1796. It repeats a symbol more than three times, which the subtractive pair in MDCCXCVI exists to avoid."
    },
    {
      "invalid": "MDCCLXXXXVII",
      "value": 1797,
      "canonical": "MDCCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1797. It repeats a symbol more than three times, which the subtractive pair in MDCCXCVII exists to avoid."
    },
    {
      "invalid": "MDCCLXXXXVIII",
      "value": 1798,
      "canonical": "MDCCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1798. It repeats a symbol more than three times, which the subtractive pair in MDCCXCVIII exists to avoid."
    },
    {
      "invalid": "MDCCLXXXXVIIII",
      "value": 1799,
      "canonical": "MDCCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1799. It repeats a symbol more than three times, which the subtractive pair in MDCCXCIX exists to avoid."
    },
    {
      "invalid": "MDCCCIIII",
      "value": 1804,
      "canonical": "MDCCCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1804. It repeats a symbol more than three times, which the subtractive pair in MDCCCIV exists to avoid."
    },
    {
      "invalid": "MDCCCVIIII",
      "value": 1809,
      "canonical": "MDCCCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1809. It repeats a symbol more than three times, which the subtractive pair in MDCCCIX exists to avoid."
    },
    {
      "invalid": "MDCCCXIIII",
      "value": 1814,
      "canonical": "MDCCCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1814. It repeats a symbol more than three times, which the subtractive pair in MDCCCXIV exists to avoid."
    },
    {
      "invalid": "MDCCCXVIIII",
      "value": 1819,
      "canonical": "MDCCCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1819. It repeats a symbol more than three times, which the subtractive pair in MDCCCXIX exists to avoid."
    },
    {
      "invalid": "MDCCCXXIIII",
      "value": 1824,
      "canonical": "MDCCCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1824. It repeats a symbol more than three times, which the subtractive pair in MDCCCXXIV exists to avoid."
    },
    {
      "invalid": "MDCCCXXVIIII",
      "value": 1829,
      "canonical": "MDCCCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1829. It repeats a symbol more than three times, which the subtractive pair in MDCCCXXIX exists to avoid."
    },
    {
      "invalid": "MDCCCXXXIIII",
      "value": 1834,
      "canonical": "MDCCCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1834. It repeats a symbol more than three times, which the subtractive pair in MDCCCXXXIV exists to avoid."
    },
    {
      "invalid": "MDCCCXXXVIIII",
      "value": 1839,
      "canonical": "MDCCCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1839. It repeats a symbol more than three times, which the subtractive pair in MDCCCXXXIX exists to avoid."
    },
    {
      "invalid": "MDCCCXXXX",
      "value": 1840,
      "canonical": "MDCCCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1840. It repeats a symbol more than three times, which the subtractive pair in MDCCCXL exists to avoid."
    },
    {
      "invalid": "MDCCCXXXXI",
      "value": 1841,
      "canonical": "MDCCCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1841. It repeats a symbol more than three times, which the subtractive pair in MDCCCXLI exists to avoid."
    },
    {
      "invalid": "MDCCCXXXXII",
      "value": 1842,
      "canonical": "MDCCCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1842. It repeats a symbol more than three times, which the subtractive pair in MDCCCXLII exists to avoid."
    },
    {
      "invalid": "MDCCCXXXXIII",
      "value": 1843,
      "canonical": "MDCCCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1843. It repeats a symbol more than three times, which the subtractive pair in MDCCCXLIII exists to avoid."
    },
    {
      "invalid": "MDCCCXXXXIIII",
      "value": 1844,
      "canonical": "MDCCCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1844. It repeats a symbol more than three times, which the subtractive pair in MDCCCXLIV exists to avoid."
    },
    {
      "invalid": "MDCCCXXXXV",
      "value": 1845,
      "canonical": "MDCCCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1845. It repeats a symbol more than three times, which the subtractive pair in MDCCCXLV exists to avoid."
    },
    {
      "invalid": "MDCCCXXXXVI",
      "value": 1846,
      "canonical": "MDCCCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1846. It repeats a symbol more than three times, which the subtractive pair in MDCCCXLVI exists to avoid."
    },
    {
      "invalid": "MDCCCXXXXVII",
      "value": 1847,
      "canonical": "MDCCCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1847. It repeats a symbol more than three times, which the subtractive pair in MDCCCXLVII exists to avoid."
    },
    {
      "invalid": "MDCCCXXXXVIII",
      "value": 1848,
      "canonical": "MDCCCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1848. It repeats a symbol more than three times, which the subtractive pair in MDCCCXLVIII exists to avoid."
    },
    {
      "invalid": "MDCCCXXXXVIIII",
      "value": 1849,
      "canonical": "MDCCCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1849. It repeats a symbol more than three times, which the subtractive pair in MDCCCXLIX exists to avoid."
    },
    {
      "invalid": "MDCCCLIIII",
      "value": 1854,
      "canonical": "MDCCCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1854. It repeats a symbol more than three times, which the subtractive pair in MDCCCLIV exists to avoid."
    },
    {
      "invalid": "MDCCCLVIIII",
      "value": 1859,
      "canonical": "MDCCCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1859. It repeats a symbol more than three times, which the subtractive pair in MDCCCLIX exists to avoid."
    },
    {
      "invalid": "MDCCCLXIIII",
      "value": 1864,
      "canonical": "MDCCCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1864. It repeats a symbol more than three times, which the subtractive pair in MDCCCLXIV exists to avoid."
    },
    {
      "invalid": "MDCCCLXVIIII",
      "value": 1869,
      "canonical": "MDCCCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1869. It repeats a symbol more than three times, which the subtractive pair in MDCCCLXIX exists to avoid."
    },
    {
      "invalid": "MDCCCLXXIIII",
      "value": 1874,
      "canonical": "MDCCCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1874. It repeats a symbol more than three times, which the subtractive pair in MDCCCLXXIV exists to avoid."
    },
    {
      "invalid": "MDCCCLXXVIIII",
      "value": 1879,
      "canonical": "MDCCCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1879. It repeats a symbol more than three times, which the subtractive pair in MDCCCLXXIX exists to avoid."
    },
    {
      "invalid": "MDCCCLXXXIIII",
      "value": 1884,
      "canonical": "MDCCCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1884. It repeats a symbol more than three times, which the subtractive pair in MDCCCLXXXIV exists to avoid."
    },
    {
      "invalid": "MDCCCLXXXVIIII",
      "value": 1889,
      "canonical": "MDCCCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1889. It repeats a symbol more than three times, which the subtractive pair in MDCCCLXXXIX exists to avoid."
    },
    {
      "invalid": "MDCCCLXXXX",
      "value": 1890,
      "canonical": "MDCCCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1890. It repeats a symbol more than three times, which the subtractive pair in MDCCCXC exists to avoid."
    },
    {
      "invalid": "MDCCCLXXXXI",
      "value": 1891,
      "canonical": "MDCCCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1891. It repeats a symbol more than three times, which the subtractive pair in MDCCCXCI exists to avoid."
    },
    {
      "invalid": "MDCCCLXXXXII",
      "value": 1892,
      "canonical": "MDCCCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1892. It repeats a symbol more than three times, which the subtractive pair in MDCCCXCII exists to avoid."
    },
    {
      "invalid": "MDCCCLXXXXIII",
      "value": 1893,
      "canonical": "MDCCCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1893. It repeats a symbol more than three times, which the subtractive pair in MDCCCXCIII exists to avoid."
    },
    {
      "invalid": "MDCCCLXXXXIIII",
      "value": 1894,
      "canonical": "MDCCCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1894. It repeats a symbol more than three times, which the subtractive pair in MDCCCXCIV exists to avoid."
    },
    {
      "invalid": "MDCCCLXXXXV",
      "value": 1895,
      "canonical": "MDCCCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1895. It repeats a symbol more than three times, which the subtractive pair in MDCCCXCV exists to avoid."
    },
    {
      "invalid": "MDCCCLXXXXVI",
      "value": 1896,
      "canonical": "MDCCCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1896. It repeats a symbol more than three times, which the subtractive pair in MDCCCXCVI exists to avoid."
    },
    {
      "invalid": "MDCCCLXXXXVII",
      "value": 1897,
      "canonical": "MDCCCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1897. It repeats a symbol more than three times, which the subtractive pair in MDCCCXCVII exists to avoid."
    },
    {
      "invalid": "MDCCCLXXXXVIII",
      "value": 1898,
      "canonical": "MDCCCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1898. It repeats a symbol more than three times, which the subtractive pair in MDCCCXCVIII exists to avoid."
    },
    {
      "invalid": "MDCCCLXXXXVIIII",
      "value": 1899,
      "canonical": "MDCCCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1899. It repeats a symbol more than three times, which the subtractive pair in MDCCCXCIX exists to avoid."
    },
    {
      "invalid": "MDCCCC",
      "value": 1900,
      "canonical": "MCM",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1900. It repeats a symbol more than three times, which the subtractive pair in MCM exists to avoid."
    },
    {
      "invalid": "MDCCCCI",
      "value": 1901,
      "canonical": "MCMI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1901. It repeats a symbol more than three times, which the subtractive pair in MCMI exists to avoid."
    },
    {
      "invalid": "MDCCCCII",
      "value": 1902,
      "canonical": "MCMII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1902. It repeats a symbol more than three times, which the subtractive pair in MCMII exists to avoid."
    },
    {
      "invalid": "MDCCCCIII",
      "value": 1903,
      "canonical": "MCMIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1903. It repeats a symbol more than three times, which the subtractive pair in MCMIII exists to avoid."
    },
    {
      "invalid": "MDCCCCIIII",
      "value": 1904,
      "canonical": "MCMIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1904. It repeats a symbol more than three times, which the subtractive pair in MCMIV exists to avoid."
    },
    {
      "invalid": "MDCCCCV",
      "value": 1905,
      "canonical": "MCMV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1905. It repeats a symbol more than three times, which the subtractive pair in MCMV exists to avoid."
    },
    {
      "invalid": "MDCCCCVI",
      "value": 1906,
      "canonical": "MCMVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1906. It repeats a symbol more than three times, which the subtractive pair in MCMVI exists to avoid."
    },
    {
      "invalid": "MDCCCCVII",
      "value": 1907,
      "canonical": "MCMVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1907. It repeats a symbol more than three times, which the subtractive pair in MCMVII exists to avoid."
    },
    {
      "invalid": "MDCCCCVIII",
      "value": 1908,
      "canonical": "MCMVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1908. It repeats a symbol more than three times, which the subtractive pair in MCMVIII exists to avoid."
    },
    {
      "invalid": "MDCCCCVIIII",
      "value": 1909,
      "canonical": "MCMIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1909. It repeats a symbol more than three times, which the subtractive pair in MCMIX exists to avoid."
    },
    {
      "invalid": "MDCCCCX",
      "value": 1910,
      "canonical": "MCMX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1910. It repeats a symbol more than three times, which the subtractive pair in MCMX exists to avoid."
    },
    {
      "invalid": "MDCCCCXI",
      "value": 1911,
      "canonical": "MCMXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1911. It repeats a symbol more than three times, which the subtractive pair in MCMXI exists to avoid."
    },
    {
      "invalid": "MDCCCCXII",
      "value": 1912,
      "canonical": "MCMXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1912. It repeats a symbol more than three times, which the subtractive pair in MCMXII exists to avoid."
    },
    {
      "invalid": "MDCCCCXIII",
      "value": 1913,
      "canonical": "MCMXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1913. It repeats a symbol more than three times, which the subtractive pair in MCMXIII exists to avoid."
    },
    {
      "invalid": "MDCCCCXIIII",
      "value": 1914,
      "canonical": "MCMXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1914. It repeats a symbol more than three times, which the subtractive pair in MCMXIV exists to avoid."
    },
    {
      "invalid": "MDCCCCXV",
      "value": 1915,
      "canonical": "MCMXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1915. It repeats a symbol more than three times, which the subtractive pair in MCMXV exists to avoid."
    },
    {
      "invalid": "MDCCCCXVI",
      "value": 1916,
      "canonical": "MCMXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1916. It repeats a symbol more than three times, which the subtractive pair in MCMXVI exists to avoid."
    },
    {
      "invalid": "MDCCCCXVII",
      "value": 1917,
      "canonical": "MCMXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1917. It repeats a symbol more than three times, which the subtractive pair in MCMXVII exists to avoid."
    },
    {
      "invalid": "MDCCCCXVIII",
      "value": 1918,
      "canonical": "MCMXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1918. It repeats a symbol more than three times, which the subtractive pair in MCMXVIII exists to avoid."
    },
    {
      "invalid": "MDCCCCXVIIII",
      "value": 1919,
      "canonical": "MCMXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1919. It repeats a symbol more than three times, which the subtractive pair in MCMXIX exists to avoid."
    },
    {
      "invalid": "MDCCCCXX",
      "value": 1920,
      "canonical": "MCMXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1920. It repeats a symbol more than three times, which the subtractive pair in MCMXX exists to avoid."
    },
    {
      "invalid": "MDCCCCXXI",
      "value": 1921,
      "canonical": "MCMXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1921. It repeats a symbol more than three times, which the subtractive pair in MCMXXI exists to avoid."
    },
    {
      "invalid": "MDCCCCXXII",
      "value": 1922,
      "canonical": "MCMXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1922. It repeats a symbol more than three times, which the subtractive pair in MCMXXII exists to avoid."
    },
    {
      "invalid": "MDCCCCXXIII",
      "value": 1923,
      "canonical": "MCMXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1923. It repeats a symbol more than three times, which the subtractive pair in MCMXXIII exists to avoid."
    },
    {
      "invalid": "MDCCCCXXIIII",
      "value": 1924,
      "canonical": "MCMXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1924. It repeats a symbol more than three times, which the subtractive pair in MCMXXIV exists to avoid."
    },
    {
      "invalid": "MDCCCCXXV",
      "value": 1925,
      "canonical": "MCMXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1925. It repeats a symbol more than three times, which the subtractive pair in MCMXXV exists to avoid."
    },
    {
      "invalid": "MDCCCCXXVI",
      "value": 1926,
      "canonical": "MCMXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1926. It repeats a symbol more than three times, which the subtractive pair in MCMXXVI exists to avoid."
    },
    {
      "invalid": "MDCCCCXXVII",
      "value": 1927,
      "canonical": "MCMXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1927. It repeats a symbol more than three times, which the subtractive pair in MCMXXVII exists to avoid."
    },
    {
      "invalid": "MDCCCCXXVIII",
      "value": 1928,
      "canonical": "MCMXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1928. It repeats a symbol more than three times, which the subtractive pair in MCMXXVIII exists to avoid."
    },
    {
      "invalid": "MDCCCCXXVIIII",
      "value": 1929,
      "canonical": "MCMXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1929. It repeats a symbol more than three times, which the subtractive pair in MCMXXIX exists to avoid."
    },
    {
      "invalid": "MDCCCCXXX",
      "value": 1930,
      "canonical": "MCMXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1930. It repeats a symbol more than three times, which the subtractive pair in MCMXXX exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXI",
      "value": 1931,
      "canonical": "MCMXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1931. It repeats a symbol more than three times, which the subtractive pair in MCMXXXI exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXII",
      "value": 1932,
      "canonical": "MCMXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1932. It repeats a symbol more than three times, which the subtractive pair in MCMXXXII exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXIII",
      "value": 1933,
      "canonical": "MCMXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1933. It repeats a symbol more than three times, which the subtractive pair in MCMXXXIII exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXIIII",
      "value": 1934,
      "canonical": "MCMXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1934. It repeats a symbol more than three times, which the subtractive pair in MCMXXXIV exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXV",
      "value": 1935,
      "canonical": "MCMXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1935. It repeats a symbol more than three times, which the subtractive pair in MCMXXXV exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXVI",
      "value": 1936,
      "canonical": "MCMXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1936. It repeats a symbol more than three times, which the subtractive pair in MCMXXXVI exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXVII",
      "value": 1937,
      "canonical": "MCMXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1937. It repeats a symbol more than three times, which the subtractive pair in MCMXXXVII exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXVIII",
      "value": 1938,
      "canonical": "MCMXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1938. It repeats a symbol more than three times, which the subtractive pair in MCMXXXVIII exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXVIIII",
      "value": 1939,
      "canonical": "MCMXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1939. It repeats a symbol more than three times, which the subtractive pair in MCMXXXIX exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXX",
      "value": 1940,
      "canonical": "MCMXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1940. It repeats a symbol more than three times, which the subtractive pair in MCMXL exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXXI",
      "value": 1941,
      "canonical": "MCMXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1941. It repeats a symbol more than three times, which the subtractive pair in MCMXLI exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXXII",
      "value": 1942,
      "canonical": "MCMXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1942. It repeats a symbol more than three times, which the subtractive pair in MCMXLII exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXXIII",
      "value": 1943,
      "canonical": "MCMXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1943. It repeats a symbol more than three times, which the subtractive pair in MCMXLIII exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXXIIII",
      "value": 1944,
      "canonical": "MCMXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1944. It repeats a symbol more than three times, which the subtractive pair in MCMXLIV exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXXV",
      "value": 1945,
      "canonical": "MCMXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1945. It repeats a symbol more than three times, which the subtractive pair in MCMXLV exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXXVI",
      "value": 1946,
      "canonical": "MCMXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1946. It repeats a symbol more than three times, which the subtractive pair in MCMXLVI exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXXVII",
      "value": 1947,
      "canonical": "MCMXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1947. It repeats a symbol more than three times, which the subtractive pair in MCMXLVII exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXXVIII",
      "value": 1948,
      "canonical": "MCMXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1948. It repeats a symbol more than three times, which the subtractive pair in MCMXLVIII exists to avoid."
    },
    {
      "invalid": "MDCCCCXXXXVIIII",
      "value": 1949,
      "canonical": "MCMXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1949. It repeats a symbol more than three times, which the subtractive pair in MCMXLIX exists to avoid."
    },
    {
      "invalid": "MDCCCCL",
      "value": 1950,
      "canonical": "MCML",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1950. It repeats a symbol more than three times, which the subtractive pair in MCML exists to avoid."
    },
    {
      "invalid": "MDCCCCLI",
      "value": 1951,
      "canonical": "MCMLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1951. It repeats a symbol more than three times, which the subtractive pair in MCMLI exists to avoid."
    },
    {
      "invalid": "MDCCCCLII",
      "value": 1952,
      "canonical": "MCMLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1952. It repeats a symbol more than three times, which the subtractive pair in MCMLII exists to avoid."
    },
    {
      "invalid": "MDCCCCLIII",
      "value": 1953,
      "canonical": "MCMLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1953. It repeats a symbol more than three times, which the subtractive pair in MCMLIII exists to avoid."
    },
    {
      "invalid": "MDCCCCLIIII",
      "value": 1954,
      "canonical": "MCMLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1954. It repeats a symbol more than three times, which the subtractive pair in MCMLIV exists to avoid."
    },
    {
      "invalid": "MDCCCCLV",
      "value": 1955,
      "canonical": "MCMLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1955. It repeats a symbol more than three times, which the subtractive pair in MCMLV exists to avoid."
    },
    {
      "invalid": "MDCCCCLVI",
      "value": 1956,
      "canonical": "MCMLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1956. It repeats a symbol more than three times, which the subtractive pair in MCMLVI exists to avoid."
    },
    {
      "invalid": "MDCCCCLVII",
      "value": 1957,
      "canonical": "MCMLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1957. It repeats a symbol more than three times, which the subtractive pair in MCMLVII exists to avoid."
    },
    {
      "invalid": "MDCCCCLVIII",
      "value": 1958,
      "canonical": "MCMLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1958. It repeats a symbol more than three times, which the subtractive pair in MCMLVIII exists to avoid."
    },
    {
      "invalid": "MDCCCCLVIIII",
      "value": 1959,
      "canonical": "MCMLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1959. It repeats a symbol more than three times, which the subtractive pair in MCMLIX exists to avoid."
    },
    {
      "invalid": "MDCCCCLX",
      "value": 1960,
      "canonical": "MCMLX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1960. It repeats a symbol more than three times, which the subtractive pair in MCMLX exists to avoid."
    },
    {
      "invalid": "MDCCCCLXI",
      "value": 1961,
      "canonical": "MCMLXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1961. It repeats a symbol more than three times, which the subtractive pair in MCMLXI exists to avoid."
    },
    {
      "invalid": "MDCCCCLXII",
      "value": 1962,
      "canonical": "MCMLXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1962. It repeats a symbol more than three times, which the subtractive pair in MCMLXII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXIII",
      "value": 1963,
      "canonical": "MCMLXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1963. It repeats a symbol more than three times, which the subtractive pair in MCMLXIII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXIIII",
      "value": 1964,
      "canonical": "MCMLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1964. It repeats a symbol more than three times, which the subtractive pair in MCMLXIV exists to avoid."
    },
    {
      "invalid": "MDCCCCLXV",
      "value": 1965,
      "canonical": "MCMLXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1965. It repeats a symbol more than three times, which the subtractive pair in MCMLXV exists to avoid."
    },
    {
      "invalid": "MDCCCCLXVI",
      "value": 1966,
      "canonical": "MCMLXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1966. It repeats a symbol more than three times, which the subtractive pair in MCMLXVI exists to avoid."
    },
    {
      "invalid": "MDCCCCLXVII",
      "value": 1967,
      "canonical": "MCMLXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1967. It repeats a symbol more than three times, which the subtractive pair in MCMLXVII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXVIII",
      "value": 1968,
      "canonical": "MCMLXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1968. It repeats a symbol more than three times, which the subtractive pair in MCMLXVIII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXVIIII",
      "value": 1969,
      "canonical": "MCMLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1969. It repeats a symbol more than three times, which the subtractive pair in MCMLXIX exists to avoid."
    },
    {
      "invalid": "MDCCCCLXX",
      "value": 1970,
      "canonical": "MCMLXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1970. It repeats a symbol more than three times, which the subtractive pair in MCMLXX exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXI",
      "value": 1971,
      "canonical": "MCMLXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1971. It repeats a symbol more than three times, which the subtractive pair in MCMLXXI exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXII",
      "value": 1972,
      "canonical": "MCMLXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1972. It repeats a symbol more than three times, which the subtractive pair in MCMLXXII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXIII",
      "value": 1973,
      "canonical": "MCMLXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1973. It repeats a symbol more than three times, which the subtractive pair in MCMLXXIII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXIIII",
      "value": 1974,
      "canonical": "MCMLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1974. It repeats a symbol more than three times, which the subtractive pair in MCMLXXIV exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXV",
      "value": 1975,
      "canonical": "MCMLXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1975. It repeats a symbol more than three times, which the subtractive pair in MCMLXXV exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXVI",
      "value": 1976,
      "canonical": "MCMLXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1976. It repeats a symbol more than three times, which the subtractive pair in MCMLXXVI exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXVII",
      "value": 1977,
      "canonical": "MCMLXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1977. It repeats a symbol more than three times, which the subtractive pair in MCMLXXVII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXVIII",
      "value": 1978,
      "canonical": "MCMLXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1978. It repeats a symbol more than three times, which the subtractive pair in MCMLXXVIII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXVIIII",
      "value": 1979,
      "canonical": "MCMLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1979. It repeats a symbol more than three times, which the subtractive pair in MCMLXXIX exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXX",
      "value": 1980,
      "canonical": "MCMLXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1980. It repeats a symbol more than three times, which the subtractive pair in MCMLXXX exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXI",
      "value": 1981,
      "canonical": "MCMLXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1981. It repeats a symbol more than three times, which the subtractive pair in MCMLXXXI exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXII",
      "value": 1982,
      "canonical": "MCMLXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1982. It repeats a symbol more than three times, which the subtractive pair in MCMLXXXII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXIII",
      "value": 1983,
      "canonical": "MCMLXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1983. It repeats a symbol more than three times, which the subtractive pair in MCMLXXXIII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXIIII",
      "value": 1984,
      "canonical": "MCMLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1984. It repeats a symbol more than three times, which the subtractive pair in MCMLXXXIV exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXV",
      "value": 1985,
      "canonical": "MCMLXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1985. It repeats a symbol more than three times, which the subtractive pair in MCMLXXXV exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXVI",
      "value": 1986,
      "canonical": "MCMLXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1986. It repeats a symbol more than three times, which the subtractive pair in MCMLXXXVI exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXVII",
      "value": 1987,
      "canonical": "MCMLXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1987. It repeats a symbol more than three times, which the subtractive pair in MCMLXXXVII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXVIII",
      "value": 1988,
      "canonical": "MCMLXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1988. It repeats a symbol more than three times, which the subtractive pair in MCMLXXXVIII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXVIIII",
      "value": 1989,
      "canonical": "MCMLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1989. It repeats a symbol more than three times, which the subtractive pair in MCMLXXXIX exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXX",
      "value": 1990,
      "canonical": "MCMXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1990. It repeats a symbol more than three times, which the subtractive pair in MCMXC exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXXI",
      "value": 1991,
      "canonical": "MCMXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1991. It repeats a symbol more than three times, which the subtractive pair in MCMXCI exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXXII",
      "value": 1992,
      "canonical": "MCMXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1992. It repeats a symbol more than three times, which the subtractive pair in MCMXCII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXXIII",
      "value": 1993,
      "canonical": "MCMXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1993. It repeats a symbol more than three times, which the subtractive pair in MCMXCIII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXXIIII",
      "value": 1994,
      "canonical": "MCMXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1994. It repeats a symbol more than three times, which the subtractive pair in MCMXCIV exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXXV",
      "value": 1995,
      "canonical": "MCMXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1995. It repeats a symbol more than three times, which the subtractive pair in MCMXCV exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXXVI",
      "value": 1996,
      "canonical": "MCMXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1996. It repeats a symbol more than three times, which the subtractive pair in MCMXCVI exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXXVII",
      "value": 1997,
      "canonical": "MCMXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1997. It repeats a symbol more than three times, which the subtractive pair in MCMXCVII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXXVIII",
      "value": 1998,
      "canonical": "MCMXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1998. It repeats a symbol more than three times, which the subtractive pair in MCMXCVIII exists to avoid."
    },
    {
      "invalid": "MDCCCCLXXXXVIIII",
      "value": 1999,
      "canonical": "MCMXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 1999. It repeats a symbol more than three times, which the subtractive pair in MCMXCIX exists to avoid."
    },
    {
      "invalid": "MMIIII",
      "value": 2004,
      "canonical": "MMIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2004. It repeats a symbol more than three times, which the subtractive pair in MMIV exists to avoid."
    },
    {
      "invalid": "MMVIIII",
      "value": 2009,
      "canonical": "MMIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2009. It repeats a symbol more than three times, which the subtractive pair in MMIX exists to avoid."
    },
    {
      "invalid": "MMXIIII",
      "value": 2014,
      "canonical": "MMXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2014. It repeats a symbol more than three times, which the subtractive pair in MMXIV exists to avoid."
    },
    {
      "invalid": "MMXVIIII",
      "value": 2019,
      "canonical": "MMXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2019. It repeats a symbol more than three times, which the subtractive pair in MMXIX exists to avoid."
    },
    {
      "invalid": "MMXXIIII",
      "value": 2024,
      "canonical": "MMXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2024. It repeats a symbol more than three times, which the subtractive pair in MMXXIV exists to avoid."
    },
    {
      "invalid": "MMXXVIIII",
      "value": 2029,
      "canonical": "MMXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2029. It repeats a symbol more than three times, which the subtractive pair in MMXXIX exists to avoid."
    },
    {
      "invalid": "MMXXXIIII",
      "value": 2034,
      "canonical": "MMXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2034. It repeats a symbol more than three times, which the subtractive pair in MMXXXIV exists to avoid."
    },
    {
      "invalid": "MMXXXVIIII",
      "value": 2039,
      "canonical": "MMXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2039. It repeats a symbol more than three times, which the subtractive pair in MMXXXIX exists to avoid."
    },
    {
      "invalid": "MMXXXX",
      "value": 2040,
      "canonical": "MMXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2040. It repeats a symbol more than three times, which the subtractive pair in MMXL exists to avoid."
    },
    {
      "invalid": "MMXXXXI",
      "value": 2041,
      "canonical": "MMXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2041. It repeats a symbol more than three times, which the subtractive pair in MMXLI exists to avoid."
    },
    {
      "invalid": "MMXXXXII",
      "value": 2042,
      "canonical": "MMXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2042. It repeats a symbol more than three times, which the subtractive pair in MMXLII exists to avoid."
    },
    {
      "invalid": "MMXXXXIII",
      "value": 2043,
      "canonical": "MMXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2043. It repeats a symbol more than three times, which the subtractive pair in MMXLIII exists to avoid."
    },
    {
      "invalid": "MMXXXXIIII",
      "value": 2044,
      "canonical": "MMXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2044. It repeats a symbol more than three times, which the subtractive pair in MMXLIV exists to avoid."
    },
    {
      "invalid": "MMXXXXV",
      "value": 2045,
      "canonical": "MMXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2045. It repeats a symbol more than three times, which the subtractive pair in MMXLV exists to avoid."
    },
    {
      "invalid": "MMXXXXVI",
      "value": 2046,
      "canonical": "MMXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2046. It repeats a symbol more than three times, which the subtractive pair in MMXLVI exists to avoid."
    },
    {
      "invalid": "MMXXXXVII",
      "value": 2047,
      "canonical": "MMXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2047. It repeats a symbol more than three times, which the subtractive pair in MMXLVII exists to avoid."
    },
    {
      "invalid": "MMXXXXVIII",
      "value": 2048,
      "canonical": "MMXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2048. It repeats a symbol more than three times, which the subtractive pair in MMXLVIII exists to avoid."
    },
    {
      "invalid": "MMXXXXVIIII",
      "value": 2049,
      "canonical": "MMXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2049. It repeats a symbol more than three times, which the subtractive pair in MMXLIX exists to avoid."
    },
    {
      "invalid": "MMLIIII",
      "value": 2054,
      "canonical": "MMLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2054. It repeats a symbol more than three times, which the subtractive pair in MMLIV exists to avoid."
    },
    {
      "invalid": "MMLVIIII",
      "value": 2059,
      "canonical": "MMLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2059. It repeats a symbol more than three times, which the subtractive pair in MMLIX exists to avoid."
    },
    {
      "invalid": "MMLXIIII",
      "value": 2064,
      "canonical": "MMLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2064. It repeats a symbol more than three times, which the subtractive pair in MMLXIV exists to avoid."
    },
    {
      "invalid": "MMLXVIIII",
      "value": 2069,
      "canonical": "MMLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2069. It repeats a symbol more than three times, which the subtractive pair in MMLXIX exists to avoid."
    },
    {
      "invalid": "MMLXXIIII",
      "value": 2074,
      "canonical": "MMLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2074. It repeats a symbol more than three times, which the subtractive pair in MMLXXIV exists to avoid."
    },
    {
      "invalid": "MMLXXVIIII",
      "value": 2079,
      "canonical": "MMLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2079. It repeats a symbol more than three times, which the subtractive pair in MMLXXIX exists to avoid."
    },
    {
      "invalid": "MMLXXXIIII",
      "value": 2084,
      "canonical": "MMLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2084. It repeats a symbol more than three times, which the subtractive pair in MMLXXXIV exists to avoid."
    },
    {
      "invalid": "MMLXXXVIIII",
      "value": 2089,
      "canonical": "MMLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2089. It repeats a symbol more than three times, which the subtractive pair in MMLXXXIX exists to avoid."
    },
    {
      "invalid": "MMLXXXX",
      "value": 2090,
      "canonical": "MMXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2090. It repeats a symbol more than three times, which the subtractive pair in MMXC exists to avoid."
    },
    {
      "invalid": "MMLXXXXI",
      "value": 2091,
      "canonical": "MMXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2091. It repeats a symbol more than three times, which the subtractive pair in MMXCI exists to avoid."
    },
    {
      "invalid": "MMLXXXXII",
      "value": 2092,
      "canonical": "MMXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2092. It repeats a symbol more than three times, which the subtractive pair in MMXCII exists to avoid."
    },
    {
      "invalid": "MMLXXXXIII",
      "value": 2093,
      "canonical": "MMXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2093. It repeats a symbol more than three times, which the subtractive pair in MMXCIII exists to avoid."
    },
    {
      "invalid": "MMLXXXXIIII",
      "value": 2094,
      "canonical": "MMXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2094. It repeats a symbol more than three times, which the subtractive pair in MMXCIV exists to avoid."
    },
    {
      "invalid": "MMLXXXXV",
      "value": 2095,
      "canonical": "MMXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2095. It repeats a symbol more than three times, which the subtractive pair in MMXCV exists to avoid."
    },
    {
      "invalid": "MMLXXXXVI",
      "value": 2096,
      "canonical": "MMXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2096. It repeats a symbol more than three times, which the subtractive pair in MMXCVI exists to avoid."
    },
    {
      "invalid": "MMLXXXXVII",
      "value": 2097,
      "canonical": "MMXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2097. It repeats a symbol more than three times, which the subtractive pair in MMXCVII exists to avoid."
    },
    {
      "invalid": "MMLXXXXVIII",
      "value": 2098,
      "canonical": "MMXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2098. It repeats a symbol more than three times, which the subtractive pair in MMXCVIII exists to avoid."
    },
    {
      "invalid": "MMLXXXXVIIII",
      "value": 2099,
      "canonical": "MMXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2099. It repeats a symbol more than three times, which the subtractive pair in MMXCIX exists to avoid."
    },
    {
      "invalid": "MMCIIII",
      "value": 2104,
      "canonical": "MMCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2104. It repeats a symbol more than three times, which the subtractive pair in MMCIV exists to avoid."
    },
    {
      "invalid": "MMCVIIII",
      "value": 2109,
      "canonical": "MMCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2109. It repeats a symbol more than three times, which the subtractive pair in MMCIX exists to avoid."
    },
    {
      "invalid": "MMCXIIII",
      "value": 2114,
      "canonical": "MMCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2114. It repeats a symbol more than three times, which the subtractive pair in MMCXIV exists to avoid."
    },
    {
      "invalid": "MMCXVIIII",
      "value": 2119,
      "canonical": "MMCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2119. It repeats a symbol more than three times, which the subtractive pair in MMCXIX exists to avoid."
    },
    {
      "invalid": "MMCXXIIII",
      "value": 2124,
      "canonical": "MMCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2124. It repeats a symbol more than three times, which the subtractive pair in MMCXXIV exists to avoid."
    },
    {
      "invalid": "MMCXXVIIII",
      "value": 2129,
      "canonical": "MMCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2129. It repeats a symbol more than three times, which the subtractive pair in MMCXXIX exists to avoid."
    },
    {
      "invalid": "MMCXXXIIII",
      "value": 2134,
      "canonical": "MMCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2134. It repeats a symbol more than three times, which the subtractive pair in MMCXXXIV exists to avoid."
    },
    {
      "invalid": "MMCXXXVIIII",
      "value": 2139,
      "canonical": "MMCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2139. It repeats a symbol more than three times, which the subtractive pair in MMCXXXIX exists to avoid."
    },
    {
      "invalid": "MMCXXXX",
      "value": 2140,
      "canonical": "MMCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2140. It repeats a symbol more than three times, which the subtractive pair in MMCXL exists to avoid."
    },
    {
      "invalid": "MMCXXXXI",
      "value": 2141,
      "canonical": "MMCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2141. It repeats a symbol more than three times, which the subtractive pair in MMCXLI exists to avoid."
    },
    {
      "invalid": "MMCXXXXII",
      "value": 2142,
      "canonical": "MMCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2142. It repeats a symbol more than three times, which the subtractive pair in MMCXLII exists to avoid."
    },
    {
      "invalid": "MMCXXXXIII",
      "value": 2143,
      "canonical": "MMCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2143. It repeats a symbol more than three times, which the subtractive pair in MMCXLIII exists to avoid."
    },
    {
      "invalid": "MMCXXXXIIII",
      "value": 2144,
      "canonical": "MMCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2144. It repeats a symbol more than three times, which the subtractive pair in MMCXLIV exists to avoid."
    },
    {
      "invalid": "MMCXXXXV",
      "value": 2145,
      "canonical": "MMCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2145. It repeats a symbol more than three times, which the subtractive pair in MMCXLV exists to avoid."
    },
    {
      "invalid": "MMCXXXXVI",
      "value": 2146,
      "canonical": "MMCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2146. It repeats a symbol more than three times, which the subtractive pair in MMCXLVI exists to avoid."
    },
    {
      "invalid": "MMCXXXXVII",
      "value": 2147,
      "canonical": "MMCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2147. It repeats a symbol more than three times, which the subtractive pair in MMCXLVII exists to avoid."
    },
    {
      "invalid": "MMCXXXXVIII",
      "value": 2148,
      "canonical": "MMCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2148. It repeats a symbol more than three times, which the subtractive pair in MMCXLVIII exists to avoid."
    },
    {
      "invalid": "MMCXXXXVIIII",
      "value": 2149,
      "canonical": "MMCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2149. It repeats a symbol more than three times, which the subtractive pair in MMCXLIX exists to avoid."
    },
    {
      "invalid": "MMCLIIII",
      "value": 2154,
      "canonical": "MMCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2154. It repeats a symbol more than three times, which the subtractive pair in MMCLIV exists to avoid."
    },
    {
      "invalid": "MMCLVIIII",
      "value": 2159,
      "canonical": "MMCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2159. It repeats a symbol more than three times, which the subtractive pair in MMCLIX exists to avoid."
    },
    {
      "invalid": "MMCLXIIII",
      "value": 2164,
      "canonical": "MMCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2164. It repeats a symbol more than three times, which the subtractive pair in MMCLXIV exists to avoid."
    },
    {
      "invalid": "MMCLXVIIII",
      "value": 2169,
      "canonical": "MMCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2169. It repeats a symbol more than three times, which the subtractive pair in MMCLXIX exists to avoid."
    },
    {
      "invalid": "MMCLXXIIII",
      "value": 2174,
      "canonical": "MMCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2174. It repeats a symbol more than three times, which the subtractive pair in MMCLXXIV exists to avoid."
    },
    {
      "invalid": "MMCLXXVIIII",
      "value": 2179,
      "canonical": "MMCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2179. It repeats a symbol more than three times, which the subtractive pair in MMCLXXIX exists to avoid."
    },
    {
      "invalid": "MMCLXXXIIII",
      "value": 2184,
      "canonical": "MMCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2184. It repeats a symbol more than three times, which the subtractive pair in MMCLXXXIV exists to avoid."
    },
    {
      "invalid": "MMCLXXXVIIII",
      "value": 2189,
      "canonical": "MMCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2189. It repeats a symbol more than three times, which the subtractive pair in MMCLXXXIX exists to avoid."
    },
    {
      "invalid": "MMCLXXXX",
      "value": 2190,
      "canonical": "MMCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2190. It repeats a symbol more than three times, which the subtractive pair in MMCXC exists to avoid."
    },
    {
      "invalid": "MMCLXXXXI",
      "value": 2191,
      "canonical": "MMCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2191. It repeats a symbol more than three times, which the subtractive pair in MMCXCI exists to avoid."
    },
    {
      "invalid": "MMCLXXXXII",
      "value": 2192,
      "canonical": "MMCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2192. It repeats a symbol more than three times, which the subtractive pair in MMCXCII exists to avoid."
    },
    {
      "invalid": "MMCLXXXXIII",
      "value": 2193,
      "canonical": "MMCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2193. It repeats a symbol more than three times, which the subtractive pair in MMCXCIII exists to avoid."
    },
    {
      "invalid": "MMCLXXXXIIII",
      "value": 2194,
      "canonical": "MMCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2194. It repeats a symbol more than three times, which the subtractive pair in MMCXCIV exists to avoid."
    },
    {
      "invalid": "MMCLXXXXV",
      "value": 2195,
      "canonical": "MMCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2195. It repeats a symbol more than three times, which the subtractive pair in MMCXCV exists to avoid."
    },
    {
      "invalid": "MMCLXXXXVI",
      "value": 2196,
      "canonical": "MMCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2196. It repeats a symbol more than three times, which the subtractive pair in MMCXCVI exists to avoid."
    },
    {
      "invalid": "MMCLXXXXVII",
      "value": 2197,
      "canonical": "MMCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2197. It repeats a symbol more than three times, which the subtractive pair in MMCXCVII exists to avoid."
    },
    {
      "invalid": "MMCLXXXXVIII",
      "value": 2198,
      "canonical": "MMCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2198. It repeats a symbol more than three times, which the subtractive pair in MMCXCVIII exists to avoid."
    },
    {
      "invalid": "MMCLXXXXVIIII",
      "value": 2199,
      "canonical": "MMCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2199. It repeats a symbol more than three times, which the subtractive pair in MMCXCIX exists to avoid."
    },
    {
      "invalid": "MMCCIIII",
      "value": 2204,
      "canonical": "MMCCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2204. It repeats a symbol more than three times, which the subtractive pair in MMCCIV exists to avoid."
    },
    {
      "invalid": "MMCCVIIII",
      "value": 2209,
      "canonical": "MMCCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2209. It repeats a symbol more than three times, which the subtractive pair in MMCCIX exists to avoid."
    },
    {
      "invalid": "MMCCXIIII",
      "value": 2214,
      "canonical": "MMCCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2214. It repeats a symbol more than three times, which the subtractive pair in MMCCXIV exists to avoid."
    },
    {
      "invalid": "MMCCXVIIII",
      "value": 2219,
      "canonical": "MMCCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2219. It repeats a symbol more than three times, which the subtractive pair in MMCCXIX exists to avoid."
    },
    {
      "invalid": "MMCCXXIIII",
      "value": 2224,
      "canonical": "MMCCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2224. It repeats a symbol more than three times, which the subtractive pair in MMCCXXIV exists to avoid."
    },
    {
      "invalid": "MMCCXXVIIII",
      "value": 2229,
      "canonical": "MMCCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2229. It repeats a symbol more than three times, which the subtractive pair in MMCCXXIX exists to avoid."
    },
    {
      "invalid": "MMCCXXXIIII",
      "value": 2234,
      "canonical": "MMCCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2234. It repeats a symbol more than three times, which the subtractive pair in MMCCXXXIV exists to avoid."
    },
    {
      "invalid": "MMCCXXXVIIII",
      "value": 2239,
      "canonical": "MMCCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2239. It repeats a symbol more than three times, which the subtractive pair in MMCCXXXIX exists to avoid."
    },
    {
      "invalid": "MMCCXXXX",
      "value": 2240,
      "canonical": "MMCCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2240. It repeats a symbol more than three times, which the subtractive pair in MMCCXL exists to avoid."
    },
    {
      "invalid": "MMCCXXXXI",
      "value": 2241,
      "canonical": "MMCCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2241. It repeats a symbol more than three times, which the subtractive pair in MMCCXLI exists to avoid."
    },
    {
      "invalid": "MMCCXXXXII",
      "value": 2242,
      "canonical": "MMCCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2242. It repeats a symbol more than three times, which the subtractive pair in MMCCXLII exists to avoid."
    },
    {
      "invalid": "MMCCXXXXIII",
      "value": 2243,
      "canonical": "MMCCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2243. It repeats a symbol more than three times, which the subtractive pair in MMCCXLIII exists to avoid."
    },
    {
      "invalid": "MMCCXXXXIIII",
      "value": 2244,
      "canonical": "MMCCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2244. It repeats a symbol more than three times, which the subtractive pair in MMCCXLIV exists to avoid."
    },
    {
      "invalid": "MMCCXXXXV",
      "value": 2245,
      "canonical": "MMCCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2245. It repeats a symbol more than three times, which the subtractive pair in MMCCXLV exists to avoid."
    },
    {
      "invalid": "MMCCXXXXVI",
      "value": 2246,
      "canonical": "MMCCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2246. It repeats a symbol more than three times, which the subtractive pair in MMCCXLVI exists to avoid."
    },
    {
      "invalid": "MMCCXXXXVII",
      "value": 2247,
      "canonical": "MMCCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2247. It repeats a symbol more than three times, which the subtractive pair in MMCCXLVII exists to avoid."
    },
    {
      "invalid": "MMCCXXXXVIII",
      "value": 2248,
      "canonical": "MMCCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2248. It repeats a symbol more than three times, which the subtractive pair in MMCCXLVIII exists to avoid."
    },
    {
      "invalid": "MMCCXXXXVIIII",
      "value": 2249,
      "canonical": "MMCCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2249. It repeats a symbol more than three times, which the subtractive pair in MMCCXLIX exists to avoid."
    },
    {
      "invalid": "MMCCLIIII",
      "value": 2254,
      "canonical": "MMCCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2254. It repeats a symbol more than three times, which the subtractive pair in MMCCLIV exists to avoid."
    },
    {
      "invalid": "MMCCLVIIII",
      "value": 2259,
      "canonical": "MMCCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2259. It repeats a symbol more than three times, which the subtractive pair in MMCCLIX exists to avoid."
    },
    {
      "invalid": "MMCCLXIIII",
      "value": 2264,
      "canonical": "MMCCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2264. It repeats a symbol more than three times, which the subtractive pair in MMCCLXIV exists to avoid."
    },
    {
      "invalid": "MMCCLXVIIII",
      "value": 2269,
      "canonical": "MMCCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2269. It repeats a symbol more than three times, which the subtractive pair in MMCCLXIX exists to avoid."
    },
    {
      "invalid": "MMCCLXXIIII",
      "value": 2274,
      "canonical": "MMCCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2274. It repeats a symbol more than three times, which the subtractive pair in MMCCLXXIV exists to avoid."
    },
    {
      "invalid": "MMCCLXXVIIII",
      "value": 2279,
      "canonical": "MMCCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2279. It repeats a symbol more than three times, which the subtractive pair in MMCCLXXIX exists to avoid."
    },
    {
      "invalid": "MMCCLXXXIIII",
      "value": 2284,
      "canonical": "MMCCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2284. It repeats a symbol more than three times, which the subtractive pair in MMCCLXXXIV exists to avoid."
    },
    {
      "invalid": "MMCCLXXXVIIII",
      "value": 2289,
      "canonical": "MMCCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2289. It repeats a symbol more than three times, which the subtractive pair in MMCCLXXXIX exists to avoid."
    },
    {
      "invalid": "MMCCLXXXX",
      "value": 2290,
      "canonical": "MMCCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2290. It repeats a symbol more than three times, which the subtractive pair in MMCCXC exists to avoid."
    },
    {
      "invalid": "MMCCLXXXXI",
      "value": 2291,
      "canonical": "MMCCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2291. It repeats a symbol more than three times, which the subtractive pair in MMCCXCI exists to avoid."
    },
    {
      "invalid": "MMCCLXXXXII",
      "value": 2292,
      "canonical": "MMCCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2292. It repeats a symbol more than three times, which the subtractive pair in MMCCXCII exists to avoid."
    },
    {
      "invalid": "MMCCLXXXXIII",
      "value": 2293,
      "canonical": "MMCCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2293. It repeats a symbol more than three times, which the subtractive pair in MMCCXCIII exists to avoid."
    },
    {
      "invalid": "MMCCLXXXXIIII",
      "value": 2294,
      "canonical": "MMCCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2294. It repeats a symbol more than three times, which the subtractive pair in MMCCXCIV exists to avoid."
    },
    {
      "invalid": "MMCCLXXXXV",
      "value": 2295,
      "canonical": "MMCCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2295. It repeats a symbol more than three times, which the subtractive pair in MMCCXCV exists to avoid."
    },
    {
      "invalid": "MMCCLXXXXVI",
      "value": 2296,
      "canonical": "MMCCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2296. It repeats a symbol more than three times, which the subtractive pair in MMCCXCVI exists to avoid."
    },
    {
      "invalid": "MMCCLXXXXVII",
      "value": 2297,
      "canonical": "MMCCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2297. It repeats a symbol more than three times, which the subtractive pair in MMCCXCVII exists to avoid."
    },
    {
      "invalid": "MMCCLXXXXVIII",
      "value": 2298,
      "canonical": "MMCCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2298. It repeats a symbol more than three times, which the subtractive pair in MMCCXCVIII exists to avoid."
    },
    {
      "invalid": "MMCCLXXXXVIIII",
      "value": 2299,
      "canonical": "MMCCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2299. It repeats a symbol more than three times, which the subtractive pair in MMCCXCIX exists to avoid."
    },
    {
      "invalid": "MMCCCIIII",
      "value": 2304,
      "canonical": "MMCCCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2304. It repeats a symbol more than three times, which the subtractive pair in MMCCCIV exists to avoid."
    },
    {
      "invalid": "MMCCCVIIII",
      "value": 2309,
      "canonical": "MMCCCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2309. It repeats a symbol more than three times, which the subtractive pair in MMCCCIX exists to avoid."
    },
    {
      "invalid": "MMCCCXIIII",
      "value": 2314,
      "canonical": "MMCCCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2314. It repeats a symbol more than three times, which the subtractive pair in MMCCCXIV exists to avoid."
    },
    {
      "invalid": "MMCCCXVIIII",
      "value": 2319,
      "canonical": "MMCCCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2319. It repeats a symbol more than three times, which the subtractive pair in MMCCCXIX exists to avoid."
    },
    {
      "invalid": "MMCCCXXIIII",
      "value": 2324,
      "canonical": "MMCCCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2324. It repeats a symbol more than three times, which the subtractive pair in MMCCCXXIV exists to avoid."
    },
    {
      "invalid": "MMCCCXXVIIII",
      "value": 2329,
      "canonical": "MMCCCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2329. It repeats a symbol more than three times, which the subtractive pair in MMCCCXXIX exists to avoid."
    },
    {
      "invalid": "MMCCCXXXIIII",
      "value": 2334,
      "canonical": "MMCCCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2334. It repeats a symbol more than three times, which the subtractive pair in MMCCCXXXIV exists to avoid."
    },
    {
      "invalid": "MMCCCXXXVIIII",
      "value": 2339,
      "canonical": "MMCCCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2339. It repeats a symbol more than three times, which the subtractive pair in MMCCCXXXIX exists to avoid."
    },
    {
      "invalid": "MMCCCXXXX",
      "value": 2340,
      "canonical": "MMCCCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2340. It repeats a symbol more than three times, which the subtractive pair in MMCCCXL exists to avoid."
    },
    {
      "invalid": "MMCCCXXXXI",
      "value": 2341,
      "canonical": "MMCCCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2341. It repeats a symbol more than three times, which the subtractive pair in MMCCCXLI exists to avoid."
    },
    {
      "invalid": "MMCCCXXXXII",
      "value": 2342,
      "canonical": "MMCCCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2342. It repeats a symbol more than three times, which the subtractive pair in MMCCCXLII exists to avoid."
    },
    {
      "invalid": "MMCCCXXXXIII",
      "value": 2343,
      "canonical": "MMCCCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2343. It repeats a symbol more than three times, which the subtractive pair in MMCCCXLIII exists to avoid."
    },
    {
      "invalid": "MMCCCXXXXIIII",
      "value": 2344,
      "canonical": "MMCCCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2344. It repeats a symbol more than three times, which the subtractive pair in MMCCCXLIV exists to avoid."
    },
    {
      "invalid": "MMCCCXXXXV",
      "value": 2345,
      "canonical": "MMCCCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2345. It repeats a symbol more than three times, which the subtractive pair in MMCCCXLV exists to avoid."
    },
    {
      "invalid": "MMCCCXXXXVI",
      "value": 2346,
      "canonical": "MMCCCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2346. It repeats a symbol more than three times, which the subtractive pair in MMCCCXLVI exists to avoid."
    },
    {
      "invalid": "MMCCCXXXXVII",
      "value": 2347,
      "canonical": "MMCCCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2347. It repeats a symbol more than three times, which the subtractive pair in MMCCCXLVII exists to avoid."
    },
    {
      "invalid": "MMCCCXXXXVIII",
      "value": 2348,
      "canonical": "MMCCCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2348. It repeats a symbol more than three times, which the subtractive pair in MMCCCXLVIII exists to avoid."
    },
    {
      "invalid": "MMCCCXXXXVIIII",
      "value": 2349,
      "canonical": "MMCCCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2349. It repeats a symbol more than three times, which the subtractive pair in MMCCCXLIX exists to avoid."
    },
    {
      "invalid": "MMCCCLIIII",
      "value": 2354,
      "canonical": "MMCCCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2354. It repeats a symbol more than three times, which the subtractive pair in MMCCCLIV exists to avoid."
    },
    {
      "invalid": "MMCCCLVIIII",
      "value": 2359,
      "canonical": "MMCCCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2359. It repeats a symbol more than three times, which the subtractive pair in MMCCCLIX exists to avoid."
    },
    {
      "invalid": "MMCCCLXIIII",
      "value": 2364,
      "canonical": "MMCCCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2364. It repeats a symbol more than three times, which the subtractive pair in MMCCCLXIV exists to avoid."
    },
    {
      "invalid": "MMCCCLXVIIII",
      "value": 2369,
      "canonical": "MMCCCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2369. It repeats a symbol more than three times, which the subtractive pair in MMCCCLXIX exists to avoid."
    },
    {
      "invalid": "MMCCCLXXIIII",
      "value": 2374,
      "canonical": "MMCCCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2374. It repeats a symbol more than three times, which the subtractive pair in MMCCCLXXIV exists to avoid."
    },
    {
      "invalid": "MMCCCLXXVIIII",
      "value": 2379,
      "canonical": "MMCCCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2379. It repeats a symbol more than three times, which the subtractive pair in MMCCCLXXIX exists to avoid."
    },
    {
      "invalid": "MMCCCLXXXIIII",
      "value": 2384,
      "canonical": "MMCCCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2384. It repeats a symbol more than three times, which the subtractive pair in MMCCCLXXXIV exists to avoid."
    },
    {
      "invalid": "MMCCCLXXXVIIII",
      "value": 2389,
      "canonical": "MMCCCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2389. It repeats a symbol more than three times, which the subtractive pair in MMCCCLXXXIX exists to avoid."
    },
    {
      "invalid": "MMCCCLXXXX",
      "value": 2390,
      "canonical": "MMCCCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2390. It repeats a symbol more than three times, which the subtractive pair in MMCCCXC exists to avoid."
    },
    {
      "invalid": "MMCCCLXXXXI",
      "value": 2391,
      "canonical": "MMCCCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2391. It repeats a symbol more than three times, which the subtractive pair in MMCCCXCI exists to avoid."
    },
    {
      "invalid": "MMCCCLXXXXII",
      "value": 2392,
      "canonical": "MMCCCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2392. It repeats a symbol more than three times, which the subtractive pair in MMCCCXCII exists to avoid."
    },
    {
      "invalid": "MMCCCLXXXXIII",
      "value": 2393,
      "canonical": "MMCCCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2393. It repeats a symbol more than three times, which the subtractive pair in MMCCCXCIII exists to avoid."
    },
    {
      "invalid": "MMCCCLXXXXIIII",
      "value": 2394,
      "canonical": "MMCCCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2394. It repeats a symbol more than three times, which the subtractive pair in MMCCCXCIV exists to avoid."
    },
    {
      "invalid": "MMCCCLXXXXV",
      "value": 2395,
      "canonical": "MMCCCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2395. It repeats a symbol more than three times, which the subtractive pair in MMCCCXCV exists to avoid."
    },
    {
      "invalid": "MMCCCLXXXXVI",
      "value": 2396,
      "canonical": "MMCCCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2396. It repeats a symbol more than three times, which the subtractive pair in MMCCCXCVI exists to avoid."
    },
    {
      "invalid": "MMCCCLXXXXVII",
      "value": 2397,
      "canonical": "MMCCCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2397. It repeats a symbol more than three times, which the subtractive pair in MMCCCXCVII exists to avoid."
    },
    {
      "invalid": "MMCCCLXXXXVIII",
      "value": 2398,
      "canonical": "MMCCCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2398. It repeats a symbol more than three times, which the subtractive pair in MMCCCXCVIII exists to avoid."
    },
    {
      "invalid": "MMCCCLXXXXVIIII",
      "value": 2399,
      "canonical": "MMCCCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2399. It repeats a symbol more than three times, which the subtractive pair in MMCCCXCIX exists to avoid."
    },
    {
      "invalid": "MMCCCC",
      "value": 2400,
      "canonical": "MMCD",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2400. It repeats a symbol more than three times, which the subtractive pair in MMCD exists to avoid."
    },
    {
      "invalid": "MMCCCCI",
      "value": 2401,
      "canonical": "MMCDI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2401. It repeats a symbol more than three times, which the subtractive pair in MMCDI exists to avoid."
    },
    {
      "invalid": "MMCCCCII",
      "value": 2402,
      "canonical": "MMCDII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2402. It repeats a symbol more than three times, which the subtractive pair in MMCDII exists to avoid."
    },
    {
      "invalid": "MMCCCCIII",
      "value": 2403,
      "canonical": "MMCDIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2403. It repeats a symbol more than three times, which the subtractive pair in MMCDIII exists to avoid."
    },
    {
      "invalid": "MMCCCCIIII",
      "value": 2404,
      "canonical": "MMCDIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2404. It repeats a symbol more than three times, which the subtractive pair in MMCDIV exists to avoid."
    },
    {
      "invalid": "MMCCCCV",
      "value": 2405,
      "canonical": "MMCDV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2405. It repeats a symbol more than three times, which the subtractive pair in MMCDV exists to avoid."
    },
    {
      "invalid": "MMCCCCVI",
      "value": 2406,
      "canonical": "MMCDVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2406. It repeats a symbol more than three times, which the subtractive pair in MMCDVI exists to avoid."
    },
    {
      "invalid": "MMCCCCVII",
      "value": 2407,
      "canonical": "MMCDVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2407. It repeats a symbol more than three times, which the subtractive pair in MMCDVII exists to avoid."
    },
    {
      "invalid": "MMCCCCVIII",
      "value": 2408,
      "canonical": "MMCDVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2408. It repeats a symbol more than three times, which the subtractive pair in MMCDVIII exists to avoid."
    },
    {
      "invalid": "MMCCCCVIIII",
      "value": 2409,
      "canonical": "MMCDIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2409. It repeats a symbol more than three times, which the subtractive pair in MMCDIX exists to avoid."
    },
    {
      "invalid": "MMCCCCX",
      "value": 2410,
      "canonical": "MMCDX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2410. It repeats a symbol more than three times, which the subtractive pair in MMCDX exists to avoid."
    },
    {
      "invalid": "MMCCCCXI",
      "value": 2411,
      "canonical": "MMCDXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2411. It repeats a symbol more than three times, which the subtractive pair in MMCDXI exists to avoid."
    },
    {
      "invalid": "MMCCCCXII",
      "value": 2412,
      "canonical": "MMCDXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2412. It repeats a symbol more than three times, which the subtractive pair in MMCDXII exists to avoid."
    },
    {
      "invalid": "MMCCCCXIII",
      "value": 2413,
      "canonical": "MMCDXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2413. It repeats a symbol more than three times, which the subtractive pair in MMCDXIII exists to avoid."
    },
    {
      "invalid": "MMCCCCXIIII",
      "value": 2414,
      "canonical": "MMCDXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2414. It repeats a symbol more than three times, which the subtractive pair in MMCDXIV exists to avoid."
    },
    {
      "invalid": "MMCCCCXV",
      "value": 2415,
      "canonical": "MMCDXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2415. It repeats a symbol more than three times, which the subtractive pair in MMCDXV exists to avoid."
    },
    {
      "invalid": "MMCCCCXVI",
      "value": 2416,
      "canonical": "MMCDXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2416. It repeats a symbol more than three times, which the subtractive pair in MMCDXVI exists to avoid."
    },
    {
      "invalid": "MMCCCCXVII",
      "value": 2417,
      "canonical": "MMCDXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2417. It repeats a symbol more than three times, which the subtractive pair in MMCDXVII exists to avoid."
    },
    {
      "invalid": "MMCCCCXVIII",
      "value": 2418,
      "canonical": "MMCDXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2418. It repeats a symbol more than three times, which the subtractive pair in MMCDXVIII exists to avoid."
    },
    {
      "invalid": "MMCCCCXVIIII",
      "value": 2419,
      "canonical": "MMCDXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2419. It repeats a symbol more than three times, which the subtractive pair in MMCDXIX exists to avoid."
    },
    {
      "invalid": "MMCCCCXX",
      "value": 2420,
      "canonical": "MMCDXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2420. It repeats a symbol more than three times, which the subtractive pair in MMCDXX exists to avoid."
    },
    {
      "invalid": "MMCCCCXXI",
      "value": 2421,
      "canonical": "MMCDXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2421. It repeats a symbol more than three times, which the subtractive pair in MMCDXXI exists to avoid."
    },
    {
      "invalid": "MMCCCCXXII",
      "value": 2422,
      "canonical": "MMCDXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2422. It repeats a symbol more than three times, which the subtractive pair in MMCDXXII exists to avoid."
    },
    {
      "invalid": "MMCCCCXXIII",
      "value": 2423,
      "canonical": "MMCDXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2423. It repeats a symbol more than three times, which the subtractive pair in MMCDXXIII exists to avoid."
    },
    {
      "invalid": "MMCCCCXXIIII",
      "value": 2424,
      "canonical": "MMCDXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2424. It repeats a symbol more than three times, which the subtractive pair in MMCDXXIV exists to avoid."
    },
    {
      "invalid": "MMCCCCXXV",
      "value": 2425,
      "canonical": "MMCDXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2425. It repeats a symbol more than three times, which the subtractive pair in MMCDXXV exists to avoid."
    },
    {
      "invalid": "MMCCCCXXVI",
      "value": 2426,
      "canonical": "MMCDXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2426. It repeats a symbol more than three times, which the subtractive pair in MMCDXXVI exists to avoid."
    },
    {
      "invalid": "MMCCCCXXVII",
      "value": 2427,
      "canonical": "MMCDXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2427. It repeats a symbol more than three times, which the subtractive pair in MMCDXXVII exists to avoid."
    },
    {
      "invalid": "MMCCCCXXVIII",
      "value": 2428,
      "canonical": "MMCDXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2428. It repeats a symbol more than three times, which the subtractive pair in MMCDXXVIII exists to avoid."
    },
    {
      "invalid": "MMCCCCXXVIIII",
      "value": 2429,
      "canonical": "MMCDXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2429. It repeats a symbol more than three times, which the subtractive pair in MMCDXXIX exists to avoid."
    },
    {
      "invalid": "MMCCCCXXX",
      "value": 2430,
      "canonical": "MMCDXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2430. It repeats a symbol more than three times, which the subtractive pair in MMCDXXX exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXI",
      "value": 2431,
      "canonical": "MMCDXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2431. It repeats a symbol more than three times, which the subtractive pair in MMCDXXXI exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXII",
      "value": 2432,
      "canonical": "MMCDXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2432. It repeats a symbol more than three times, which the subtractive pair in MMCDXXXII exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXIII",
      "value": 2433,
      "canonical": "MMCDXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2433. It repeats a symbol more than three times, which the subtractive pair in MMCDXXXIII exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXIIII",
      "value": 2434,
      "canonical": "MMCDXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2434. It repeats a symbol more than three times, which the subtractive pair in MMCDXXXIV exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXV",
      "value": 2435,
      "canonical": "MMCDXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2435. It repeats a symbol more than three times, which the subtractive pair in MMCDXXXV exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXVI",
      "value": 2436,
      "canonical": "MMCDXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2436. It repeats a symbol more than three times, which the subtractive pair in MMCDXXXVI exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXVII",
      "value": 2437,
      "canonical": "MMCDXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2437. It repeats a symbol more than three times, which the subtractive pair in MMCDXXXVII exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXVIII",
      "value": 2438,
      "canonical": "MMCDXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2438. It repeats a symbol more than three times, which the subtractive pair in MMCDXXXVIII exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXVIIII",
      "value": 2439,
      "canonical": "MMCDXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2439. It repeats a symbol more than three times, which the subtractive pair in MMCDXXXIX exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXX",
      "value": 2440,
      "canonical": "MMCDXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2440. It repeats a symbol more than three times, which the subtractive pair in MMCDXL exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXXI",
      "value": 2441,
      "canonical": "MMCDXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2441. It repeats a symbol more than three times, which the subtractive pair in MMCDXLI exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXXII",
      "value": 2442,
      "canonical": "MMCDXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2442. It repeats a symbol more than three times, which the subtractive pair in MMCDXLII exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXXIII",
      "value": 2443,
      "canonical": "MMCDXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2443. It repeats a symbol more than three times, which the subtractive pair in MMCDXLIII exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXXIIII",
      "value": 2444,
      "canonical": "MMCDXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2444. It repeats a symbol more than three times, which the subtractive pair in MMCDXLIV exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXXV",
      "value": 2445,
      "canonical": "MMCDXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2445. It repeats a symbol more than three times, which the subtractive pair in MMCDXLV exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXXVI",
      "value": 2446,
      "canonical": "MMCDXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2446. It repeats a symbol more than three times, which the subtractive pair in MMCDXLVI exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXXVII",
      "value": 2447,
      "canonical": "MMCDXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2447. It repeats a symbol more than three times, which the subtractive pair in MMCDXLVII exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXXVIII",
      "value": 2448,
      "canonical": "MMCDXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2448. It repeats a symbol more than three times, which the subtractive pair in MMCDXLVIII exists to avoid."
    },
    {
      "invalid": "MMCCCCXXXXVIIII",
      "value": 2449,
      "canonical": "MMCDXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2449. It repeats a symbol more than three times, which the subtractive pair in MMCDXLIX exists to avoid."
    },
    {
      "invalid": "MMCCCCL",
      "value": 2450,
      "canonical": "MMCDL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2450. It repeats a symbol more than three times, which the subtractive pair in MMCDL exists to avoid."
    },
    {
      "invalid": "MMCCCCLI",
      "value": 2451,
      "canonical": "MMCDLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2451. It repeats a symbol more than three times, which the subtractive pair in MMCDLI exists to avoid."
    },
    {
      "invalid": "MMCCCCLII",
      "value": 2452,
      "canonical": "MMCDLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2452. It repeats a symbol more than three times, which the subtractive pair in MMCDLII exists to avoid."
    },
    {
      "invalid": "MMCCCCLIII",
      "value": 2453,
      "canonical": "MMCDLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2453. It repeats a symbol more than three times, which the subtractive pair in MMCDLIII exists to avoid."
    },
    {
      "invalid": "MMCCCCLIIII",
      "value": 2454,
      "canonical": "MMCDLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2454. It repeats a symbol more than three times, which the subtractive pair in MMCDLIV exists to avoid."
    },
    {
      "invalid": "MMCCCCLV",
      "value": 2455,
      "canonical": "MMCDLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2455. It repeats a symbol more than three times, which the subtractive pair in MMCDLV exists to avoid."
    },
    {
      "invalid": "MMCCCCLVI",
      "value": 2456,
      "canonical": "MMCDLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2456. It repeats a symbol more than three times, which the subtractive pair in MMCDLVI exists to avoid."
    },
    {
      "invalid": "MMCCCCLVII",
      "value": 2457,
      "canonical": "MMCDLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2457. It repeats a symbol more than three times, which the subtractive pair in MMCDLVII exists to avoid."
    },
    {
      "invalid": "MMCCCCLVIII",
      "value": 2458,
      "canonical": "MMCDLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2458. It repeats a symbol more than three times, which the subtractive pair in MMCDLVIII exists to avoid."
    },
    {
      "invalid": "MMCCCCLVIIII",
      "value": 2459,
      "canonical": "MMCDLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2459. It repeats a symbol more than three times, which the subtractive pair in MMCDLIX exists to avoid."
    },
    {
      "invalid": "MMCCCCLX",
      "value": 2460,
      "canonical": "MMCDLX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2460. It repeats a symbol more than three times, which the subtractive pair in MMCDLX exists to avoid."
    },
    {
      "invalid": "MMCCCCLXI",
      "value": 2461,
      "canonical": "MMCDLXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2461. It repeats a symbol more than three times, which the subtractive pair in MMCDLXI exists to avoid."
    },
    {
      "invalid": "MMCCCCLXII",
      "value": 2462,
      "canonical": "MMCDLXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2462. It repeats a symbol more than three times, which the subtractive pair in MMCDLXII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXIII",
      "value": 2463,
      "canonical": "MMCDLXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2463. It repeats a symbol more than three times, which the subtractive pair in MMCDLXIII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXIIII",
      "value": 2464,
      "canonical": "MMCDLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2464. It repeats a symbol more than three times, which the subtractive pair in MMCDLXIV exists to avoid."
    },
    {
      "invalid": "MMCCCCLXV",
      "value": 2465,
      "canonical": "MMCDLXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2465. It repeats a symbol more than three times, which the subtractive pair in MMCDLXV exists to avoid."
    },
    {
      "invalid": "MMCCCCLXVI",
      "value": 2466,
      "canonical": "MMCDLXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2466. It repeats a symbol more than three times, which the subtractive pair in MMCDLXVI exists to avoid."
    },
    {
      "invalid": "MMCCCCLXVII",
      "value": 2467,
      "canonical": "MMCDLXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2467. It repeats a symbol more than three times, which the subtractive pair in MMCDLXVII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXVIII",
      "value": 2468,
      "canonical": "MMCDLXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2468. It repeats a symbol more than three times, which the subtractive pair in MMCDLXVIII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXVIIII",
      "value": 2469,
      "canonical": "MMCDLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2469. It repeats a symbol more than three times, which the subtractive pair in MMCDLXIX exists to avoid."
    },
    {
      "invalid": "MMCCCCLXX",
      "value": 2470,
      "canonical": "MMCDLXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2470. It repeats a symbol more than three times, which the subtractive pair in MMCDLXX exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXI",
      "value": 2471,
      "canonical": "MMCDLXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2471. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXI exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXII",
      "value": 2472,
      "canonical": "MMCDLXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2472. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXIII",
      "value": 2473,
      "canonical": "MMCDLXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2473. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXIII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXIIII",
      "value": 2474,
      "canonical": "MMCDLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2474. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXIV exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXV",
      "value": 2475,
      "canonical": "MMCDLXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2475. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXV exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXVI",
      "value": 2476,
      "canonical": "MMCDLXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2476. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXVI exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXVII",
      "value": 2477,
      "canonical": "MMCDLXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2477. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXVII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXVIII",
      "value": 2478,
      "canonical": "MMCDLXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2478. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXVIII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXVIIII",
      "value": 2479,
      "canonical": "MMCDLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2479. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXIX exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXX",
      "value": 2480,
      "canonical": "MMCDLXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2480. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXX exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXI",
      "value": 2481,
      "canonical": "MMCDLXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2481. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXXI exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXII",
      "value": 2482,
      "canonical": "MMCDLXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2482. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXXII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXIII",
      "value": 2483,
      "canonical": "MMCDLXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2483. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXXIII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXIIII",
      "value": 2484,
      "canonical": "MMCDLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2484. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXXIV exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXV",
      "value": 2485,
      "canonical": "MMCDLXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2485. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXXV exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXVI",
      "value": 2486,
      "canonical": "MMCDLXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2486. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXXVI exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXVII",
      "value": 2487,
      "canonical": "MMCDLXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2487. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXXVII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXVIII",
      "value": 2488,
      "canonical": "MMCDLXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2488. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXXVIII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXVIIII",
      "value": 2489,
      "canonical": "MMCDLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2489. It repeats a symbol more than three times, which the subtractive pair in MMCDLXXXIX exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXX",
      "value": 2490,
      "canonical": "MMCDXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2490. It repeats a symbol more than three times, which the subtractive pair in MMCDXC exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXXI",
      "value": 2491,
      "canonical": "MMCDXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2491. It repeats a symbol more than three times, which the subtractive pair in MMCDXCI exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXXII",
      "value": 2492,
      "canonical": "MMCDXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2492. It repeats a symbol more than three times, which the subtractive pair in MMCDXCII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXXIII",
      "value": 2493,
      "canonical": "MMCDXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2493. It repeats a symbol more than three times, which the subtractive pair in MMCDXCIII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXXIIII",
      "value": 2494,
      "canonical": "MMCDXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2494. It repeats a symbol more than three times, which the subtractive pair in MMCDXCIV exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXXV",
      "value": 2495,
      "canonical": "MMCDXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2495. It repeats a symbol more than three times, which the subtractive pair in MMCDXCV exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXXVI",
      "value": 2496,
      "canonical": "MMCDXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2496. It repeats a symbol more than three times, which the subtractive pair in MMCDXCVI exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXXVII",
      "value": 2497,
      "canonical": "MMCDXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2497. It repeats a symbol more than three times, which the subtractive pair in MMCDXCVII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXXVIII",
      "value": 2498,
      "canonical": "MMCDXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2498. It repeats a symbol more than three times, which the subtractive pair in MMCDXCVIII exists to avoid."
    },
    {
      "invalid": "MMCCCCLXXXXVIIII",
      "value": 2499,
      "canonical": "MMCDXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2499. It repeats a symbol more than three times, which the subtractive pair in MMCDXCIX exists to avoid."
    },
    {
      "invalid": "MMDIIII",
      "value": 2504,
      "canonical": "MMDIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2504. It repeats a symbol more than three times, which the subtractive pair in MMDIV exists to avoid."
    },
    {
      "invalid": "MMDVIIII",
      "value": 2509,
      "canonical": "MMDIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2509. It repeats a symbol more than three times, which the subtractive pair in MMDIX exists to avoid."
    },
    {
      "invalid": "MMDXIIII",
      "value": 2514,
      "canonical": "MMDXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2514. It repeats a symbol more than three times, which the subtractive pair in MMDXIV exists to avoid."
    },
    {
      "invalid": "MMDXVIIII",
      "value": 2519,
      "canonical": "MMDXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2519. It repeats a symbol more than three times, which the subtractive pair in MMDXIX exists to avoid."
    },
    {
      "invalid": "MMDXXIIII",
      "value": 2524,
      "canonical": "MMDXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2524. It repeats a symbol more than three times, which the subtractive pair in MMDXXIV exists to avoid."
    },
    {
      "invalid": "MMDXXVIIII",
      "value": 2529,
      "canonical": "MMDXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2529. It repeats a symbol more than three times, which the subtractive pair in MMDXXIX exists to avoid."
    },
    {
      "invalid": "MMDXXXIIII",
      "value": 2534,
      "canonical": "MMDXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2534. It repeats a symbol more than three times, which the subtractive pair in MMDXXXIV exists to avoid."
    },
    {
      "invalid": "MMDXXXVIIII",
      "value": 2539,
      "canonical": "MMDXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2539. It repeats a symbol more than three times, which the subtractive pair in MMDXXXIX exists to avoid."
    },
    {
      "invalid": "MMDXXXX",
      "value": 2540,
      "canonical": "MMDXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2540. It repeats a symbol more than three times, which the subtractive pair in MMDXL exists to avoid."
    },
    {
      "invalid": "MMDXXXXI",
      "value": 2541,
      "canonical": "MMDXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2541. It repeats a symbol more than three times, which the subtractive pair in MMDXLI exists to avoid."
    },
    {
      "invalid": "MMDXXXXII",
      "value": 2542,
      "canonical": "MMDXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2542. It repeats a symbol more than three times, which the subtractive pair in MMDXLII exists to avoid."
    },
    {
      "invalid": "MMDXXXXIII",
      "value": 2543,
      "canonical": "MMDXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2543. It repeats a symbol more than three times, which the subtractive pair in MMDXLIII exists to avoid."
    },
    {
      "invalid": "MMDXXXXIIII",
      "value": 2544,
      "canonical": "MMDXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2544. It repeats a symbol more than three times, which the subtractive pair in MMDXLIV exists to avoid."
    },
    {
      "invalid": "MMDXXXXV",
      "value": 2545,
      "canonical": "MMDXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2545. It repeats a symbol more than three times, which the subtractive pair in MMDXLV exists to avoid."
    },
    {
      "invalid": "MMDXXXXVI",
      "value": 2546,
      "canonical": "MMDXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2546. It repeats a symbol more than three times, which the subtractive pair in MMDXLVI exists to avoid."
    },
    {
      "invalid": "MMDXXXXVII",
      "value": 2547,
      "canonical": "MMDXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2547. It repeats a symbol more than three times, which the subtractive pair in MMDXLVII exists to avoid."
    },
    {
      "invalid": "MMDXXXXVIII",
      "value": 2548,
      "canonical": "MMDXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2548. It repeats a symbol more than three times, which the subtractive pair in MMDXLVIII exists to avoid."
    },
    {
      "invalid": "MMDXXXXVIIII",
      "value": 2549,
      "canonical": "MMDXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2549. It repeats a symbol more than three times, which the subtractive pair in MMDXLIX exists to avoid."
    },
    {
      "invalid": "MMDLIIII",
      "value": 2554,
      "canonical": "MMDLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2554. It repeats a symbol more than three times, which the subtractive pair in MMDLIV exists to avoid."
    },
    {
      "invalid": "MMDLVIIII",
      "value": 2559,
      "canonical": "MMDLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2559. It repeats a symbol more than three times, which the subtractive pair in MMDLIX exists to avoid."
    },
    {
      "invalid": "MMDLXIIII",
      "value": 2564,
      "canonical": "MMDLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2564. It repeats a symbol more than three times, which the subtractive pair in MMDLXIV exists to avoid."
    },
    {
      "invalid": "MMDLXVIIII",
      "value": 2569,
      "canonical": "MMDLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2569. It repeats a symbol more than three times, which the subtractive pair in MMDLXIX exists to avoid."
    },
    {
      "invalid": "MMDLXXIIII",
      "value": 2574,
      "canonical": "MMDLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2574. It repeats a symbol more than three times, which the subtractive pair in MMDLXXIV exists to avoid."
    },
    {
      "invalid": "MMDLXXVIIII",
      "value": 2579,
      "canonical": "MMDLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2579. It repeats a symbol more than three times, which the subtractive pair in MMDLXXIX exists to avoid."
    },
    {
      "invalid": "MMDLXXXIIII",
      "value": 2584,
      "canonical": "MMDLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2584. It repeats a symbol more than three times, which the subtractive pair in MMDLXXXIV exists to avoid."
    },
    {
      "invalid": "MMDLXXXVIIII",
      "value": 2589,
      "canonical": "MMDLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2589. It repeats a symbol more than three times, which the subtractive pair in MMDLXXXIX exists to avoid."
    },
    {
      "invalid": "MMDLXXXX",
      "value": 2590,
      "canonical": "MMDXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2590. It repeats a symbol more than three times, which the subtractive pair in MMDXC exists to avoid."
    },
    {
      "invalid": "MMDLXXXXI",
      "value": 2591,
      "canonical": "MMDXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2591. It repeats a symbol more than three times, which the subtractive pair in MMDXCI exists to avoid."
    },
    {
      "invalid": "MMDLXXXXII",
      "value": 2592,
      "canonical": "MMDXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2592. It repeats a symbol more than three times, which the subtractive pair in MMDXCII exists to avoid."
    },
    {
      "invalid": "MMDLXXXXIII",
      "value": 2593,
      "canonical": "MMDXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2593. It repeats a symbol more than three times, which the subtractive pair in MMDXCIII exists to avoid."
    },
    {
      "invalid": "MMDLXXXXIIII",
      "value": 2594,
      "canonical": "MMDXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2594. It repeats a symbol more than three times, which the subtractive pair in MMDXCIV exists to avoid."
    },
    {
      "invalid": "MMDLXXXXV",
      "value": 2595,
      "canonical": "MMDXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2595. It repeats a symbol more than three times, which the subtractive pair in MMDXCV exists to avoid."
    },
    {
      "invalid": "MMDLXXXXVI",
      "value": 2596,
      "canonical": "MMDXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2596. It repeats a symbol more than three times, which the subtractive pair in MMDXCVI exists to avoid."
    },
    {
      "invalid": "MMDLXXXXVII",
      "value": 2597,
      "canonical": "MMDXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2597. It repeats a symbol more than three times, which the subtractive pair in MMDXCVII exists to avoid."
    },
    {
      "invalid": "MMDLXXXXVIII",
      "value": 2598,
      "canonical": "MMDXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2598. It repeats a symbol more than three times, which the subtractive pair in MMDXCVIII exists to avoid."
    },
    {
      "invalid": "MMDLXXXXVIIII",
      "value": 2599,
      "canonical": "MMDXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2599. It repeats a symbol more than three times, which the subtractive pair in MMDXCIX exists to avoid."
    },
    {
      "invalid": "MMDCIIII",
      "value": 2604,
      "canonical": "MMDCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2604. It repeats a symbol more than three times, which the subtractive pair in MMDCIV exists to avoid."
    },
    {
      "invalid": "MMDCVIIII",
      "value": 2609,
      "canonical": "MMDCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2609. It repeats a symbol more than three times, which the subtractive pair in MMDCIX exists to avoid."
    },
    {
      "invalid": "MMDCXIIII",
      "value": 2614,
      "canonical": "MMDCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2614. It repeats a symbol more than three times, which the subtractive pair in MMDCXIV exists to avoid."
    },
    {
      "invalid": "MMDCXVIIII",
      "value": 2619,
      "canonical": "MMDCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2619. It repeats a symbol more than three times, which the subtractive pair in MMDCXIX exists to avoid."
    },
    {
      "invalid": "MMDCXXIIII",
      "value": 2624,
      "canonical": "MMDCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2624. It repeats a symbol more than three times, which the subtractive pair in MMDCXXIV exists to avoid."
    },
    {
      "invalid": "MMDCXXVIIII",
      "value": 2629,
      "canonical": "MMDCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2629. It repeats a symbol more than three times, which the subtractive pair in MMDCXXIX exists to avoid."
    },
    {
      "invalid": "MMDCXXXIIII",
      "value": 2634,
      "canonical": "MMDCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2634. It repeats a symbol more than three times, which the subtractive pair in MMDCXXXIV exists to avoid."
    },
    {
      "invalid": "MMDCXXXVIIII",
      "value": 2639,
      "canonical": "MMDCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2639. It repeats a symbol more than three times, which the subtractive pair in MMDCXXXIX exists to avoid."
    },
    {
      "invalid": "MMDCXXXX",
      "value": 2640,
      "canonical": "MMDCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2640. It repeats a symbol more than three times, which the subtractive pair in MMDCXL exists to avoid."
    },
    {
      "invalid": "MMDCXXXXI",
      "value": 2641,
      "canonical": "MMDCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2641. It repeats a symbol more than three times, which the subtractive pair in MMDCXLI exists to avoid."
    },
    {
      "invalid": "MMDCXXXXII",
      "value": 2642,
      "canonical": "MMDCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2642. It repeats a symbol more than three times, which the subtractive pair in MMDCXLII exists to avoid."
    },
    {
      "invalid": "MMDCXXXXIII",
      "value": 2643,
      "canonical": "MMDCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2643. It repeats a symbol more than three times, which the subtractive pair in MMDCXLIII exists to avoid."
    },
    {
      "invalid": "MMDCXXXXIIII",
      "value": 2644,
      "canonical": "MMDCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2644. It repeats a symbol more than three times, which the subtractive pair in MMDCXLIV exists to avoid."
    },
    {
      "invalid": "MMDCXXXXV",
      "value": 2645,
      "canonical": "MMDCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2645. It repeats a symbol more than three times, which the subtractive pair in MMDCXLV exists to avoid."
    },
    {
      "invalid": "MMDCXXXXVI",
      "value": 2646,
      "canonical": "MMDCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2646. It repeats a symbol more than three times, which the subtractive pair in MMDCXLVI exists to avoid."
    },
    {
      "invalid": "MMDCXXXXVII",
      "value": 2647,
      "canonical": "MMDCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2647. It repeats a symbol more than three times, which the subtractive pair in MMDCXLVII exists to avoid."
    },
    {
      "invalid": "MMDCXXXXVIII",
      "value": 2648,
      "canonical": "MMDCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2648. It repeats a symbol more than three times, which the subtractive pair in MMDCXLVIII exists to avoid."
    },
    {
      "invalid": "MMDCXXXXVIIII",
      "value": 2649,
      "canonical": "MMDCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2649. It repeats a symbol more than three times, which the subtractive pair in MMDCXLIX exists to avoid."
    },
    {
      "invalid": "MMDCLIIII",
      "value": 2654,
      "canonical": "MMDCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2654. It repeats a symbol more than three times, which the subtractive pair in MMDCLIV exists to avoid."
    },
    {
      "invalid": "MMDCLVIIII",
      "value": 2659,
      "canonical": "MMDCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2659. It repeats a symbol more than three times, which the subtractive pair in MMDCLIX exists to avoid."
    },
    {
      "invalid": "MMDCLXIIII",
      "value": 2664,
      "canonical": "MMDCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2664. It repeats a symbol more than three times, which the subtractive pair in MMDCLXIV exists to avoid."
    },
    {
      "invalid": "MMDCLXVIIII",
      "value": 2669,
      "canonical": "MMDCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2669. It repeats a symbol more than three times, which the subtractive pair in MMDCLXIX exists to avoid."
    },
    {
      "invalid": "MMDCLXXIIII",
      "value": 2674,
      "canonical": "MMDCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2674. It repeats a symbol more than three times, which the subtractive pair in MMDCLXXIV exists to avoid."
    },
    {
      "invalid": "MMDCLXXVIIII",
      "value": 2679,
      "canonical": "MMDCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2679. It repeats a symbol more than three times, which the subtractive pair in MMDCLXXIX exists to avoid."
    },
    {
      "invalid": "MMDCLXXXIIII",
      "value": 2684,
      "canonical": "MMDCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2684. It repeats a symbol more than three times, which the subtractive pair in MMDCLXXXIV exists to avoid."
    },
    {
      "invalid": "MMDCLXXXVIIII",
      "value": 2689,
      "canonical": "MMDCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2689. It repeats a symbol more than three times, which the subtractive pair in MMDCLXXXIX exists to avoid."
    },
    {
      "invalid": "MMDCLXXXX",
      "value": 2690,
      "canonical": "MMDCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2690. It repeats a symbol more than three times, which the subtractive pair in MMDCXC exists to avoid."
    },
    {
      "invalid": "MMDCLXXXXI",
      "value": 2691,
      "canonical": "MMDCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2691. It repeats a symbol more than three times, which the subtractive pair in MMDCXCI exists to avoid."
    },
    {
      "invalid": "MMDCLXXXXII",
      "value": 2692,
      "canonical": "MMDCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2692. It repeats a symbol more than three times, which the subtractive pair in MMDCXCII exists to avoid."
    },
    {
      "invalid": "MMDCLXXXXIII",
      "value": 2693,
      "canonical": "MMDCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2693. It repeats a symbol more than three times, which the subtractive pair in MMDCXCIII exists to avoid."
    },
    {
      "invalid": "MMDCLXXXXIIII",
      "value": 2694,
      "canonical": "MMDCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2694. It repeats a symbol more than three times, which the subtractive pair in MMDCXCIV exists to avoid."
    },
    {
      "invalid": "MMDCLXXXXV",
      "value": 2695,
      "canonical": "MMDCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2695. It repeats a symbol more than three times, which the subtractive pair in MMDCXCV exists to avoid."
    },
    {
      "invalid": "MMDCLXXXXVI",
      "value": 2696,
      "canonical": "MMDCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2696. It repeats a symbol more than three times, which the subtractive pair in MMDCXCVI exists to avoid."
    },
    {
      "invalid": "MMDCLXXXXVII",
      "value": 2697,
      "canonical": "MMDCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2697. It repeats a symbol more than three times, which the subtractive pair in MMDCXCVII exists to avoid."
    },
    {
      "invalid": "MMDCLXXXXVIII",
      "value": 2698,
      "canonical": "MMDCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2698. It repeats a symbol more than three times, which the subtractive pair in MMDCXCVIII exists to avoid."
    },
    {
      "invalid": "MMDCLXXXXVIIII",
      "value": 2699,
      "canonical": "MMDCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2699. It repeats a symbol more than three times, which the subtractive pair in MMDCXCIX exists to avoid."
    },
    {
      "invalid": "MMDCCIIII",
      "value": 2704,
      "canonical": "MMDCCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2704. It repeats a symbol more than three times, which the subtractive pair in MMDCCIV exists to avoid."
    },
    {
      "invalid": "MMDCCVIIII",
      "value": 2709,
      "canonical": "MMDCCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2709. It repeats a symbol more than three times, which the subtractive pair in MMDCCIX exists to avoid."
    },
    {
      "invalid": "MMDCCXIIII",
      "value": 2714,
      "canonical": "MMDCCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2714. It repeats a symbol more than three times, which the subtractive pair in MMDCCXIV exists to avoid."
    },
    {
      "invalid": "MMDCCXVIIII",
      "value": 2719,
      "canonical": "MMDCCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2719. It repeats a symbol more than three times, which the subtractive pair in MMDCCXIX exists to avoid."
    },
    {
      "invalid": "MMDCCXXIIII",
      "value": 2724,
      "canonical": "MMDCCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2724. It repeats a symbol more than three times, which the subtractive pair in MMDCCXXIV exists to avoid."
    },
    {
      "invalid": "MMDCCXXVIIII",
      "value": 2729,
      "canonical": "MMDCCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2729. It repeats a symbol more than three times, which the subtractive pair in MMDCCXXIX exists to avoid."
    },
    {
      "invalid": "MMDCCXXXIIII",
      "value": 2734,
      "canonical": "MMDCCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2734. It repeats a symbol more than three times, which the subtractive pair in MMDCCXXXIV exists to avoid."
    },
    {
      "invalid": "MMDCCXXXVIIII",
      "value": 2739,
      "canonical": "MMDCCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2739. It repeats a symbol more than three times, which the subtractive pair in MMDCCXXXIX exists to avoid."
    },
    {
      "invalid": "MMDCCXXXX",
      "value": 2740,
      "canonical": "MMDCCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2740. It repeats a symbol more than three times, which the subtractive pair in MMDCCXL exists to avoid."
    },
    {
      "invalid": "MMDCCXXXXI",
      "value": 2741,
      "canonical": "MMDCCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2741. It repeats a symbol more than three times, which the subtractive pair in MMDCCXLI exists to avoid."
    },
    {
      "invalid": "MMDCCXXXXII",
      "value": 2742,
      "canonical": "MMDCCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2742. It repeats a symbol more than three times, which the subtractive pair in MMDCCXLII exists to avoid."
    },
    {
      "invalid": "MMDCCXXXXIII",
      "value": 2743,
      "canonical": "MMDCCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2743. It repeats a symbol more than three times, which the subtractive pair in MMDCCXLIII exists to avoid."
    },
    {
      "invalid": "MMDCCXXXXIIII",
      "value": 2744,
      "canonical": "MMDCCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2744. It repeats a symbol more than three times, which the subtractive pair in MMDCCXLIV exists to avoid."
    },
    {
      "invalid": "MMDCCXXXXV",
      "value": 2745,
      "canonical": "MMDCCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2745. It repeats a symbol more than three times, which the subtractive pair in MMDCCXLV exists to avoid."
    },
    {
      "invalid": "MMDCCXXXXVI",
      "value": 2746,
      "canonical": "MMDCCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2746. It repeats a symbol more than three times, which the subtractive pair in MMDCCXLVI exists to avoid."
    },
    {
      "invalid": "MMDCCXXXXVII",
      "value": 2747,
      "canonical": "MMDCCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2747. It repeats a symbol more than three times, which the subtractive pair in MMDCCXLVII exists to avoid."
    },
    {
      "invalid": "MMDCCXXXXVIII",
      "value": 2748,
      "canonical": "MMDCCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2748. It repeats a symbol more than three times, which the subtractive pair in MMDCCXLVIII exists to avoid."
    },
    {
      "invalid": "MMDCCXXXXVIIII",
      "value": 2749,
      "canonical": "MMDCCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2749. It repeats a symbol more than three times, which the subtractive pair in MMDCCXLIX exists to avoid."
    },
    {
      "invalid": "MMDCCLIIII",
      "value": 2754,
      "canonical": "MMDCCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2754. It repeats a symbol more than three times, which the subtractive pair in MMDCCLIV exists to avoid."
    },
    {
      "invalid": "MMDCCLVIIII",
      "value": 2759,
      "canonical": "MMDCCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2759. It repeats a symbol more than three times, which the subtractive pair in MMDCCLIX exists to avoid."
    },
    {
      "invalid": "MMDCCLXIIII",
      "value": 2764,
      "canonical": "MMDCCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2764. It repeats a symbol more than three times, which the subtractive pair in MMDCCLXIV exists to avoid."
    },
    {
      "invalid": "MMDCCLXVIIII",
      "value": 2769,
      "canonical": "MMDCCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2769. It repeats a symbol more than three times, which the subtractive pair in MMDCCLXIX exists to avoid."
    },
    {
      "invalid": "MMDCCLXXIIII",
      "value": 2774,
      "canonical": "MMDCCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2774. It repeats a symbol more than three times, which the subtractive pair in MMDCCLXXIV exists to avoid."
    },
    {
      "invalid": "MMDCCLXXVIIII",
      "value": 2779,
      "canonical": "MMDCCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2779. It repeats a symbol more than three times, which the subtractive pair in MMDCCLXXIX exists to avoid."
    },
    {
      "invalid": "MMDCCLXXXIIII",
      "value": 2784,
      "canonical": "MMDCCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2784. It repeats a symbol more than three times, which the subtractive pair in MMDCCLXXXIV exists to avoid."
    },
    {
      "invalid": "MMDCCLXXXVIIII",
      "value": 2789,
      "canonical": "MMDCCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2789. It repeats a symbol more than three times, which the subtractive pair in MMDCCLXXXIX exists to avoid."
    },
    {
      "invalid": "MMDCCLXXXX",
      "value": 2790,
      "canonical": "MMDCCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2790. It repeats a symbol more than three times, which the subtractive pair in MMDCCXC exists to avoid."
    },
    {
      "invalid": "MMDCCLXXXXI",
      "value": 2791,
      "canonical": "MMDCCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2791. It repeats a symbol more than three times, which the subtractive pair in MMDCCXCI exists to avoid."
    },
    {
      "invalid": "MMDCCLXXXXII",
      "value": 2792,
      "canonical": "MMDCCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2792. It repeats a symbol more than three times, which the subtractive pair in MMDCCXCII exists to avoid."
    },
    {
      "invalid": "MMDCCLXXXXIII",
      "value": 2793,
      "canonical": "MMDCCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2793. It repeats a symbol more than three times, which the subtractive pair in MMDCCXCIII exists to avoid."
    },
    {
      "invalid": "MMDCCLXXXXIIII",
      "value": 2794,
      "canonical": "MMDCCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2794. It repeats a symbol more than three times, which the subtractive pair in MMDCCXCIV exists to avoid."
    },
    {
      "invalid": "MMDCCLXXXXV",
      "value": 2795,
      "canonical": "MMDCCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2795. It repeats a symbol more than three times, which the subtractive pair in MMDCCXCV exists to avoid."
    },
    {
      "invalid": "MMDCCLXXXXVI",
      "value": 2796,
      "canonical": "MMDCCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2796. It repeats a symbol more than three times, which the subtractive pair in MMDCCXCVI exists to avoid."
    },
    {
      "invalid": "MMDCCLXXXXVII",
      "value": 2797,
      "canonical": "MMDCCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2797. It repeats a symbol more than three times, which the subtractive pair in MMDCCXCVII exists to avoid."
    },
    {
      "invalid": "MMDCCLXXXXVIII",
      "value": 2798,
      "canonical": "MMDCCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2798. It repeats a symbol more than three times, which the subtractive pair in MMDCCXCVIII exists to avoid."
    },
    {
      "invalid": "MMDCCLXXXXVIIII",
      "value": 2799,
      "canonical": "MMDCCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2799. It repeats a symbol more than three times, which the subtractive pair in MMDCCXCIX exists to avoid."
    },
    {
      "invalid": "MMDCCCIIII",
      "value": 2804,
      "canonical": "MMDCCCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2804. It repeats a symbol more than three times, which the subtractive pair in MMDCCCIV exists to avoid."
    },
    {
      "invalid": "MMDCCCVIIII",
      "value": 2809,
      "canonical": "MMDCCCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2809. It repeats a symbol more than three times, which the subtractive pair in MMDCCCIX exists to avoid."
    },
    {
      "invalid": "MMDCCCXIIII",
      "value": 2814,
      "canonical": "MMDCCCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2814. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXIV exists to avoid."
    },
    {
      "invalid": "MMDCCCXVIIII",
      "value": 2819,
      "canonical": "MMDCCCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2819. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXIX exists to avoid."
    },
    {
      "invalid": "MMDCCCXXIIII",
      "value": 2824,
      "canonical": "MMDCCCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2824. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXXIV exists to avoid."
    },
    {
      "invalid": "MMDCCCXXVIIII",
      "value": 2829,
      "canonical": "MMDCCCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2829. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXXIX exists to avoid."
    },
    {
      "invalid": "MMDCCCXXXIIII",
      "value": 2834,
      "canonical": "MMDCCCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2834. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXXXIV exists to avoid."
    },
    {
      "invalid": "MMDCCCXXXVIIII",
      "value": 2839,
      "canonical": "MMDCCCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2839. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXXXIX exists to avoid."
    },
    {
      "invalid": "MMDCCCXXXX",
      "value": 2840,
      "canonical": "MMDCCCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2840. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXL exists to avoid."
    },
    {
      "invalid": "MMDCCCXXXXI",
      "value": 2841,
      "canonical": "MMDCCCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2841. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXLI exists to avoid."
    },
    {
      "invalid": "MMDCCCXXXXII",
      "value": 2842,
      "canonical": "MMDCCCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2842. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXLII exists to avoid."
    },
    {
      "invalid": "MMDCCCXXXXIII",
      "value": 2843,
      "canonical": "MMDCCCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2843. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXLIII exists to avoid."
    },
    {
      "invalid": "MMDCCCXXXXIIII",
      "value": 2844,
      "canonical": "MMDCCCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2844. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXLIV exists to avoid."
    },
    {
      "invalid": "MMDCCCXXXXV",
      "value": 2845,
      "canonical": "MMDCCCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2845. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXLV exists to avoid."
    },
    {
      "invalid": "MMDCCCXXXXVI",
      "value": 2846,
      "canonical": "MMDCCCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2846. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXLVI exists to avoid."
    },
    {
      "invalid": "MMDCCCXXXXVII",
      "value": 2847,
      "canonical": "MMDCCCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2847. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXLVII exists to avoid."
    },
    {
      "invalid": "MMDCCCXXXXVIII",
      "value": 2848,
      "canonical": "MMDCCCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2848. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXLVIII exists to avoid."
    },
    {
      "invalid": "MMDCCCXXXXVIIII",
      "value": 2849,
      "canonical": "MMDCCCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2849. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXLIX exists to avoid."
    },
    {
      "invalid": "MMDCCCLIIII",
      "value": 2854,
      "canonical": "MMDCCCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2854. It repeats a symbol more than three times, which the subtractive pair in MMDCCCLIV exists to avoid."
    },
    {
      "invalid": "MMDCCCLVIIII",
      "value": 2859,
      "canonical": "MMDCCCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2859. It repeats a symbol more than three times, which the subtractive pair in MMDCCCLIX exists to avoid."
    },
    {
      "invalid": "MMDCCCLXIIII",
      "value": 2864,
      "canonical": "MMDCCCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2864. It repeats a symbol more than three times, which the subtractive pair in MMDCCCLXIV exists to avoid."
    },
    {
      "invalid": "MMDCCCLXVIIII",
      "value": 2869,
      "canonical": "MMDCCCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2869. It repeats a symbol more than three times, which the subtractive pair in MMDCCCLXIX exists to avoid."
    },
    {
      "invalid": "MMDCCCLXXIIII",
      "value": 2874,
      "canonical": "MMDCCCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2874. It repeats a symbol more than three times, which the subtractive pair in MMDCCCLXXIV exists to avoid."
    },
    {
      "invalid": "MMDCCCLXXVIIII",
      "value": 2879,
      "canonical": "MMDCCCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2879. It repeats a symbol more than three times, which the subtractive pair in MMDCCCLXXIX exists to avoid."
    },
    {
      "invalid": "MMDCCCLXXXIIII",
      "value": 2884,
      "canonical": "MMDCCCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2884. It repeats a symbol more than three times, which the subtractive pair in MMDCCCLXXXIV exists to avoid."
    },
    {
      "invalid": "MMDCCCLXXXVIIII",
      "value": 2889,
      "canonical": "MMDCCCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2889. It repeats a symbol more than three times, which the subtractive pair in MMDCCCLXXXIX exists to avoid."
    },
    {
      "invalid": "MMDCCCLXXXX",
      "value": 2890,
      "canonical": "MMDCCCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2890. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXC exists to avoid."
    },
    {
      "invalid": "MMDCCCLXXXXI",
      "value": 2891,
      "canonical": "MMDCCCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2891. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXCI exists to avoid."
    },
    {
      "invalid": "MMDCCCLXXXXII",
      "value": 2892,
      "canonical": "MMDCCCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2892. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXCII exists to avoid."
    },
    {
      "invalid": "MMDCCCLXXXXIII",
      "value": 2893,
      "canonical": "MMDCCCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2893. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXCIII exists to avoid."
    },
    {
      "invalid": "MMDCCCLXXXXIIII",
      "value": 2894,
      "canonical": "MMDCCCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2894. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXCIV exists to avoid."
    },
    {
      "invalid": "MMDCCCLXXXXV",
      "value": 2895,
      "canonical": "MMDCCCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2895. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXCV exists to avoid."
    },
    {
      "invalid": "MMDCCCLXXXXVI",
      "value": 2896,
      "canonical": "MMDCCCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2896. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXCVI exists to avoid."
    },
    {
      "invalid": "MMDCCCLXXXXVII",
      "value": 2897,
      "canonical": "MMDCCCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2897. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXCVII exists to avoid."
    },
    {
      "invalid": "MMDCCCLXXXXVIII",
      "value": 2898,
      "canonical": "MMDCCCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2898. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXCVIII exists to avoid."
    },
    {
      "invalid": "MMDCCCLXXXXVIIII",
      "value": 2899,
      "canonical": "MMDCCCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2899. It repeats a symbol more than three times, which the subtractive pair in MMDCCCXCIX exists to avoid."
    },
    {
      "invalid": "MMDCCCC",
      "value": 2900,
      "canonical": "MMCM",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2900. It repeats a symbol more than three times, which the subtractive pair in MMCM exists to avoid."
    },
    {
      "invalid": "MMDCCCCI",
      "value": 2901,
      "canonical": "MMCMI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2901. It repeats a symbol more than three times, which the subtractive pair in MMCMI exists to avoid."
    },
    {
      "invalid": "MMDCCCCII",
      "value": 2902,
      "canonical": "MMCMII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2902. It repeats a symbol more than three times, which the subtractive pair in MMCMII exists to avoid."
    },
    {
      "invalid": "MMDCCCCIII",
      "value": 2903,
      "canonical": "MMCMIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2903. It repeats a symbol more than three times, which the subtractive pair in MMCMIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCIIII",
      "value": 2904,
      "canonical": "MMCMIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2904. It repeats a symbol more than three times, which the subtractive pair in MMCMIV exists to avoid."
    },
    {
      "invalid": "MMDCCCCV",
      "value": 2905,
      "canonical": "MMCMV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2905. It repeats a symbol more than three times, which the subtractive pair in MMCMV exists to avoid."
    },
    {
      "invalid": "MMDCCCCVI",
      "value": 2906,
      "canonical": "MMCMVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2906. It repeats a symbol more than three times, which the subtractive pair in MMCMVI exists to avoid."
    },
    {
      "invalid": "MMDCCCCVII",
      "value": 2907,
      "canonical": "MMCMVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2907. It repeats a symbol more than three times, which the subtractive pair in MMCMVII exists to avoid."
    },
    {
      "invalid": "MMDCCCCVIII",
      "value": 2908,
      "canonical": "MMCMVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2908. It repeats a symbol more than three times, which the subtractive pair in MMCMVIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCVIIII",
      "value": 2909,
      "canonical": "MMCMIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2909. It repeats a symbol more than three times, which the subtractive pair in MMCMIX exists to avoid."
    },
    {
      "invalid": "MMDCCCCX",
      "value": 2910,
      "canonical": "MMCMX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2910. It repeats a symbol more than three times, which the subtractive pair in MMCMX exists to avoid."
    },
    {
      "invalid": "MMDCCCCXI",
      "value": 2911,
      "canonical": "MMCMXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2911. It repeats a symbol more than three times, which the subtractive pair in MMCMXI exists to avoid."
    },
    {
      "invalid": "MMDCCCCXII",
      "value": 2912,
      "canonical": "MMCMXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2912. It repeats a symbol more than three times, which the subtractive pair in MMCMXII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXIII",
      "value": 2913,
      "canonical": "MMCMXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2913. It repeats a symbol more than three times, which the subtractive pair in MMCMXIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXIIII",
      "value": 2914,
      "canonical": "MMCMXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2914. It repeats a symbol more than three times, which the subtractive pair in MMCMXIV exists to avoid."
    },
    {
      "invalid": "MMDCCCCXV",
      "value": 2915,
      "canonical": "MMCMXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2915. It repeats a symbol more than three times, which the subtractive pair in MMCMXV exists to avoid."
    },
    {
      "invalid": "MMDCCCCXVI",
      "value": 2916,
      "canonical": "MMCMXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2916. It repeats a symbol more than three times, which the subtractive pair in MMCMXVI exists to avoid."
    },
    {
      "invalid": "MMDCCCCXVII",
      "value": 2917,
      "canonical": "MMCMXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2917. It repeats a symbol more than three times, which the subtractive pair in MMCMXVII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXVIII",
      "value": 2918,
      "canonical": "MMCMXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2918. It repeats a symbol more than three times, which the subtractive pair in MMCMXVIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXVIIII",
      "value": 2919,
      "canonical": "MMCMXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2919. It repeats a symbol more than three times, which the subtractive pair in MMCMXIX exists to avoid."
    },
    {
      "invalid": "MMDCCCCXX",
      "value": 2920,
      "canonical": "MMCMXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2920. It repeats a symbol more than three times, which the subtractive pair in MMCMXX exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXI",
      "value": 2921,
      "canonical": "MMCMXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2921. It repeats a symbol more than three times, which the subtractive pair in MMCMXXI exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXII",
      "value": 2922,
      "canonical": "MMCMXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2922. It repeats a symbol more than three times, which the subtractive pair in MMCMXXII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXIII",
      "value": 2923,
      "canonical": "MMCMXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2923. It repeats a symbol more than three times, which the subtractive pair in MMCMXXIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXIIII",
      "value": 2924,
      "canonical": "MMCMXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2924. It repeats a symbol more than three times, which the subtractive pair in MMCMXXIV exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXV",
      "value": 2925,
      "canonical": "MMCMXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2925. It repeats a symbol more than three times, which the subtractive pair in MMCMXXV exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXVI",
      "value": 2926,
      "canonical": "MMCMXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2926. It repeats a symbol more than three times, which the subtractive pair in MMCMXXVI exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXVII",
      "value": 2927,
      "canonical": "MMCMXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2927. It repeats a symbol more than three times, which the subtractive pair in MMCMXXVII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXVIII",
      "value": 2928,
      "canonical": "MMCMXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2928. It repeats a symbol more than three times, which the subtractive pair in MMCMXXVIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXVIIII",
      "value": 2929,
      "canonical": "MMCMXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2929. It repeats a symbol more than three times, which the subtractive pair in MMCMXXIX exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXX",
      "value": 2930,
      "canonical": "MMCMXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2930. It repeats a symbol more than three times, which the subtractive pair in MMCMXXX exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXI",
      "value": 2931,
      "canonical": "MMCMXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2931. It repeats a symbol more than three times, which the subtractive pair in MMCMXXXI exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXII",
      "value": 2932,
      "canonical": "MMCMXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2932. It repeats a symbol more than three times, which the subtractive pair in MMCMXXXII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXIII",
      "value": 2933,
      "canonical": "MMCMXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2933. It repeats a symbol more than three times, which the subtractive pair in MMCMXXXIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXIIII",
      "value": 2934,
      "canonical": "MMCMXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2934. It repeats a symbol more than three times, which the subtractive pair in MMCMXXXIV exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXV",
      "value": 2935,
      "canonical": "MMCMXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2935. It repeats a symbol more than three times, which the subtractive pair in MMCMXXXV exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXVI",
      "value": 2936,
      "canonical": "MMCMXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2936. It repeats a symbol more than three times, which the subtractive pair in MMCMXXXVI exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXVII",
      "value": 2937,
      "canonical": "MMCMXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2937. It repeats a symbol more than three times, which the subtractive pair in MMCMXXXVII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXVIII",
      "value": 2938,
      "canonical": "MMCMXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2938. It repeats a symbol more than three times, which the subtractive pair in MMCMXXXVIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXVIIII",
      "value": 2939,
      "canonical": "MMCMXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2939. It repeats a symbol more than three times, which the subtractive pair in MMCMXXXIX exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXX",
      "value": 2940,
      "canonical": "MMCMXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2940. It repeats a symbol more than three times, which the subtractive pair in MMCMXL exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXXI",
      "value": 2941,
      "canonical": "MMCMXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2941. It repeats a symbol more than three times, which the subtractive pair in MMCMXLI exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXXII",
      "value": 2942,
      "canonical": "MMCMXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2942. It repeats a symbol more than three times, which the subtractive pair in MMCMXLII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXXIII",
      "value": 2943,
      "canonical": "MMCMXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2943. It repeats a symbol more than three times, which the subtractive pair in MMCMXLIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXXIIII",
      "value": 2944,
      "canonical": "MMCMXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2944. It repeats a symbol more than three times, which the subtractive pair in MMCMXLIV exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXXV",
      "value": 2945,
      "canonical": "MMCMXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2945. It repeats a symbol more than three times, which the subtractive pair in MMCMXLV exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXXVI",
      "value": 2946,
      "canonical": "MMCMXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2946. It repeats a symbol more than three times, which the subtractive pair in MMCMXLVI exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXXVII",
      "value": 2947,
      "canonical": "MMCMXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2947. It repeats a symbol more than three times, which the subtractive pair in MMCMXLVII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXXVIII",
      "value": 2948,
      "canonical": "MMCMXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2948. It repeats a symbol more than three times, which the subtractive pair in MMCMXLVIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCXXXXVIIII",
      "value": 2949,
      "canonical": "MMCMXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2949. It repeats a symbol more than three times, which the subtractive pair in MMCMXLIX exists to avoid."
    },
    {
      "invalid": "MMDCCCCL",
      "value": 2950,
      "canonical": "MMCML",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2950. It repeats a symbol more than three times, which the subtractive pair in MMCML exists to avoid."
    },
    {
      "invalid": "MMDCCCCLI",
      "value": 2951,
      "canonical": "MMCMLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2951. It repeats a symbol more than three times, which the subtractive pair in MMCMLI exists to avoid."
    },
    {
      "invalid": "MMDCCCCLII",
      "value": 2952,
      "canonical": "MMCMLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2952. It repeats a symbol more than three times, which the subtractive pair in MMCMLII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLIII",
      "value": 2953,
      "canonical": "MMCMLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2953. It repeats a symbol more than three times, which the subtractive pair in MMCMLIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLIIII",
      "value": 2954,
      "canonical": "MMCMLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2954. It repeats a symbol more than three times, which the subtractive pair in MMCMLIV exists to avoid."
    },
    {
      "invalid": "MMDCCCCLV",
      "value": 2955,
      "canonical": "MMCMLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2955. It repeats a symbol more than three times, which the subtractive pair in MMCMLV exists to avoid."
    },
    {
      "invalid": "MMDCCCCLVI",
      "value": 2956,
      "canonical": "MMCMLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2956. It repeats a symbol more than three times, which the subtractive pair in MMCMLVI exists to avoid."
    },
    {
      "invalid": "MMDCCCCLVII",
      "value": 2957,
      "canonical": "MMCMLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2957. It repeats a symbol more than three times, which the subtractive pair in MMCMLVII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLVIII",
      "value": 2958,
      "canonical": "MMCMLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2958. It repeats a symbol more than three times, which the subtractive pair in MMCMLVIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLVIIII",
      "value": 2959,
      "canonical": "MMCMLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2959. It repeats a symbol more than three times, which the subtractive pair in MMCMLIX exists to avoid."
    },
    {
      "invalid": "MMDCCCCLX",
      "value": 2960,
      "canonical": "MMCMLX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2960. It repeats a symbol more than three times, which the subtractive pair in MMCMLX exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXI",
      "value": 2961,
      "canonical": "MMCMLXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2961. It repeats a symbol more than three times, which the subtractive pair in MMCMLXI exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXII",
      "value": 2962,
      "canonical": "MMCMLXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2962. It repeats a symbol more than three times, which the subtractive pair in MMCMLXII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXIII",
      "value": 2963,
      "canonical": "MMCMLXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2963. It repeats a symbol more than three times, which the subtractive pair in MMCMLXIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXIIII",
      "value": 2964,
      "canonical": "MMCMLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2964. It repeats a symbol more than three times, which the subtractive pair in MMCMLXIV exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXV",
      "value": 2965,
      "canonical": "MMCMLXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2965. It repeats a symbol more than three times, which the subtractive pair in MMCMLXV exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXVI",
      "value": 2966,
      "canonical": "MMCMLXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2966. It repeats a symbol more than three times, which the subtractive pair in MMCMLXVI exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXVII",
      "value": 2967,
      "canonical": "MMCMLXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2967. It repeats a symbol more than three times, which the subtractive pair in MMCMLXVII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXVIII",
      "value": 2968,
      "canonical": "MMCMLXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2968. It repeats a symbol more than three times, which the subtractive pair in MMCMLXVIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXVIIII",
      "value": 2969,
      "canonical": "MMCMLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2969. It repeats a symbol more than three times, which the subtractive pair in MMCMLXIX exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXX",
      "value": 2970,
      "canonical": "MMCMLXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2970. It repeats a symbol more than three times, which the subtractive pair in MMCMLXX exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXI",
      "value": 2971,
      "canonical": "MMCMLXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2971. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXI exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXII",
      "value": 2972,
      "canonical": "MMCMLXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2972. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXIII",
      "value": 2973,
      "canonical": "MMCMLXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2973. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXIIII",
      "value": 2974,
      "canonical": "MMCMLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2974. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXIV exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXV",
      "value": 2975,
      "canonical": "MMCMLXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2975. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXV exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXVI",
      "value": 2976,
      "canonical": "MMCMLXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2976. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXVI exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXVII",
      "value": 2977,
      "canonical": "MMCMLXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2977. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXVII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXVIII",
      "value": 2978,
      "canonical": "MMCMLXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2978. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXVIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXVIIII",
      "value": 2979,
      "canonical": "MMCMLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2979. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXIX exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXX",
      "value": 2980,
      "canonical": "MMCMLXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2980. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXX exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXI",
      "value": 2981,
      "canonical": "MMCMLXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2981. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXXI exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXII",
      "value": 2982,
      "canonical": "MMCMLXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2982. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXXII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXIII",
      "value": 2983,
      "canonical": "MMCMLXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2983. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXXIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXIIII",
      "value": 2984,
      "canonical": "MMCMLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2984. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXXIV exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXV",
      "value": 2985,
      "canonical": "MMCMLXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2985. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXXV exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXVI",
      "value": 2986,
      "canonical": "MMCMLXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2986. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXXVI exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXVII",
      "value": 2987,
      "canonical": "MMCMLXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2987. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXXVII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXVIII",
      "value": 2988,
      "canonical": "MMCMLXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2988. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXXVIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXVIIII",
      "value": 2989,
      "canonical": "MMCMLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2989. It repeats a symbol more than three times, which the subtractive pair in MMCMLXXXIX exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXX",
      "value": 2990,
      "canonical": "MMCMXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2990. It repeats a symbol more than three times, which the subtractive pair in MMCMXC exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXXI",
      "value": 2991,
      "canonical": "MMCMXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2991. It repeats a symbol more than three times, which the subtractive pair in MMCMXCI exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXXII",
      "value": 2992,
      "canonical": "MMCMXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2992. It repeats a symbol more than three times, which the subtractive pair in MMCMXCII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXXIII",
      "value": 2993,
      "canonical": "MMCMXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2993. It repeats a symbol more than three times, which the subtractive pair in MMCMXCIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXXIIII",
      "value": 2994,
      "canonical": "MMCMXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2994. It repeats a symbol more than three times, which the subtractive pair in MMCMXCIV exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXXV",
      "value": 2995,
      "canonical": "MMCMXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2995. It repeats a symbol more than three times, which the subtractive pair in MMCMXCV exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXXVI",
      "value": 2996,
      "canonical": "MMCMXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2996. It repeats a symbol more than three times, which the subtractive pair in MMCMXCVI exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXXVII",
      "value": 2997,
      "canonical": "MMCMXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2997. It repeats a symbol more than three times, which the subtractive pair in MMCMXCVII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXXVIII",
      "value": 2998,
      "canonical": "MMCMXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2998. It repeats a symbol more than three times, which the subtractive pair in MMCMXCVIII exists to avoid."
    },
    {
      "invalid": "MMDCCCCLXXXXVIIII",
      "value": 2999,
      "canonical": "MMCMXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 2999. It repeats a symbol more than three times, which the subtractive pair in MMCMXCIX exists to avoid."
    },
    {
      "invalid": "MMMIIII",
      "value": 3004,
      "canonical": "MMMIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3004. It repeats a symbol more than three times, which the subtractive pair in MMMIV exists to avoid."
    },
    {
      "invalid": "MMMVIIII",
      "value": 3009,
      "canonical": "MMMIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3009. It repeats a symbol more than three times, which the subtractive pair in MMMIX exists to avoid."
    },
    {
      "invalid": "MMMXIIII",
      "value": 3014,
      "canonical": "MMMXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3014. It repeats a symbol more than three times, which the subtractive pair in MMMXIV exists to avoid."
    },
    {
      "invalid": "MMMXVIIII",
      "value": 3019,
      "canonical": "MMMXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3019. It repeats a symbol more than three times, which the subtractive pair in MMMXIX exists to avoid."
    },
    {
      "invalid": "MMMXXIIII",
      "value": 3024,
      "canonical": "MMMXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3024. It repeats a symbol more than three times, which the subtractive pair in MMMXXIV exists to avoid."
    },
    {
      "invalid": "MMMXXVIIII",
      "value": 3029,
      "canonical": "MMMXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3029. It repeats a symbol more than three times, which the subtractive pair in MMMXXIX exists to avoid."
    },
    {
      "invalid": "MMMXXXIIII",
      "value": 3034,
      "canonical": "MMMXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3034. It repeats a symbol more than three times, which the subtractive pair in MMMXXXIV exists to avoid."
    },
    {
      "invalid": "MMMXXXVIIII",
      "value": 3039,
      "canonical": "MMMXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3039. It repeats a symbol more than three times, which the subtractive pair in MMMXXXIX exists to avoid."
    },
    {
      "invalid": "MMMXXXX",
      "value": 3040,
      "canonical": "MMMXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3040. It repeats a symbol more than three times, which the subtractive pair in MMMXL exists to avoid."
    },
    {
      "invalid": "MMMXXXXI",
      "value": 3041,
      "canonical": "MMMXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3041. It repeats a symbol more than three times, which the subtractive pair in MMMXLI exists to avoid."
    },
    {
      "invalid": "MMMXXXXII",
      "value": 3042,
      "canonical": "MMMXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3042. It repeats a symbol more than three times, which the subtractive pair in MMMXLII exists to avoid."
    },
    {
      "invalid": "MMMXXXXIII",
      "value": 3043,
      "canonical": "MMMXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3043. It repeats a symbol more than three times, which the subtractive pair in MMMXLIII exists to avoid."
    },
    {
      "invalid": "MMMXXXXIIII",
      "value": 3044,
      "canonical": "MMMXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3044. It repeats a symbol more than three times, which the subtractive pair in MMMXLIV exists to avoid."
    },
    {
      "invalid": "MMMXXXXV",
      "value": 3045,
      "canonical": "MMMXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3045. It repeats a symbol more than three times, which the subtractive pair in MMMXLV exists to avoid."
    },
    {
      "invalid": "MMMXXXXVI",
      "value": 3046,
      "canonical": "MMMXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3046. It repeats a symbol more than three times, which the subtractive pair in MMMXLVI exists to avoid."
    },
    {
      "invalid": "MMMXXXXVII",
      "value": 3047,
      "canonical": "MMMXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3047. It repeats a symbol more than three times, which the subtractive pair in MMMXLVII exists to avoid."
    },
    {
      "invalid": "MMMXXXXVIII",
      "value": 3048,
      "canonical": "MMMXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3048. It repeats a symbol more than three times, which the subtractive pair in MMMXLVIII exists to avoid."
    },
    {
      "invalid": "MMMXXXXVIIII",
      "value": 3049,
      "canonical": "MMMXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3049. It repeats a symbol more than three times, which the subtractive pair in MMMXLIX exists to avoid."
    },
    {
      "invalid": "MMMLIIII",
      "value": 3054,
      "canonical": "MMMLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3054. It repeats a symbol more than three times, which the subtractive pair in MMMLIV exists to avoid."
    },
    {
      "invalid": "MMMLVIIII",
      "value": 3059,
      "canonical": "MMMLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3059. It repeats a symbol more than three times, which the subtractive pair in MMMLIX exists to avoid."
    },
    {
      "invalid": "MMMLXIIII",
      "value": 3064,
      "canonical": "MMMLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3064. It repeats a symbol more than three times, which the subtractive pair in MMMLXIV exists to avoid."
    },
    {
      "invalid": "MMMLXVIIII",
      "value": 3069,
      "canonical": "MMMLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3069. It repeats a symbol more than three times, which the subtractive pair in MMMLXIX exists to avoid."
    },
    {
      "invalid": "MMMLXXIIII",
      "value": 3074,
      "canonical": "MMMLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3074. It repeats a symbol more than three times, which the subtractive pair in MMMLXXIV exists to avoid."
    },
    {
      "invalid": "MMMLXXVIIII",
      "value": 3079,
      "canonical": "MMMLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3079. It repeats a symbol more than three times, which the subtractive pair in MMMLXXIX exists to avoid."
    },
    {
      "invalid": "MMMLXXXIIII",
      "value": 3084,
      "canonical": "MMMLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3084. It repeats a symbol more than three times, which the subtractive pair in MMMLXXXIV exists to avoid."
    },
    {
      "invalid": "MMMLXXXVIIII",
      "value": 3089,
      "canonical": "MMMLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3089. It repeats a symbol more than three times, which the subtractive pair in MMMLXXXIX exists to avoid."
    },
    {
      "invalid": "MMMLXXXX",
      "value": 3090,
      "canonical": "MMMXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3090. It repeats a symbol more than three times, which the subtractive pair in MMMXC exists to avoid."
    },
    {
      "invalid": "MMMLXXXXI",
      "value": 3091,
      "canonical": "MMMXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3091. It repeats a symbol more than three times, which the subtractive pair in MMMXCI exists to avoid."
    },
    {
      "invalid": "MMMLXXXXII",
      "value": 3092,
      "canonical": "MMMXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3092. It repeats a symbol more than three times, which the subtractive pair in MMMXCII exists to avoid."
    },
    {
      "invalid": "MMMLXXXXIII",
      "value": 3093,
      "canonical": "MMMXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3093. It repeats a symbol more than three times, which the subtractive pair in MMMXCIII exists to avoid."
    },
    {
      "invalid": "MMMLXXXXIIII",
      "value": 3094,
      "canonical": "MMMXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3094. It repeats a symbol more than three times, which the subtractive pair in MMMXCIV exists to avoid."
    },
    {
      "invalid": "MMMLXXXXV",
      "value": 3095,
      "canonical": "MMMXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3095. It repeats a symbol more than three times, which the subtractive pair in MMMXCV exists to avoid."
    },
    {
      "invalid": "MMMLXXXXVI",
      "value": 3096,
      "canonical": "MMMXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3096. It repeats a symbol more than three times, which the subtractive pair in MMMXCVI exists to avoid."
    },
    {
      "invalid": "MMMLXXXXVII",
      "value": 3097,
      "canonical": "MMMXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3097. It repeats a symbol more than three times, which the subtractive pair in MMMXCVII exists to avoid."
    },
    {
      "invalid": "MMMLXXXXVIII",
      "value": 3098,
      "canonical": "MMMXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3098. It repeats a symbol more than three times, which the subtractive pair in MMMXCVIII exists to avoid."
    },
    {
      "invalid": "MMMLXXXXVIIII",
      "value": 3099,
      "canonical": "MMMXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3099. It repeats a symbol more than three times, which the subtractive pair in MMMXCIX exists to avoid."
    },
    {
      "invalid": "MMMCIIII",
      "value": 3104,
      "canonical": "MMMCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3104. It repeats a symbol more than three times, which the subtractive pair in MMMCIV exists to avoid."
    },
    {
      "invalid": "MMMCVIIII",
      "value": 3109,
      "canonical": "MMMCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3109. It repeats a symbol more than three times, which the subtractive pair in MMMCIX exists to avoid."
    },
    {
      "invalid": "MMMCXIIII",
      "value": 3114,
      "canonical": "MMMCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3114. It repeats a symbol more than three times, which the subtractive pair in MMMCXIV exists to avoid."
    },
    {
      "invalid": "MMMCXVIIII",
      "value": 3119,
      "canonical": "MMMCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3119. It repeats a symbol more than three times, which the subtractive pair in MMMCXIX exists to avoid."
    },
    {
      "invalid": "MMMCXXIIII",
      "value": 3124,
      "canonical": "MMMCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3124. It repeats a symbol more than three times, which the subtractive pair in MMMCXXIV exists to avoid."
    },
    {
      "invalid": "MMMCXXVIIII",
      "value": 3129,
      "canonical": "MMMCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3129. It repeats a symbol more than three times, which the subtractive pair in MMMCXXIX exists to avoid."
    },
    {
      "invalid": "MMMCXXXIIII",
      "value": 3134,
      "canonical": "MMMCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3134. It repeats a symbol more than three times, which the subtractive pair in MMMCXXXIV exists to avoid."
    },
    {
      "invalid": "MMMCXXXVIIII",
      "value": 3139,
      "canonical": "MMMCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3139. It repeats a symbol more than three times, which the subtractive pair in MMMCXXXIX exists to avoid."
    },
    {
      "invalid": "MMMCXXXX",
      "value": 3140,
      "canonical": "MMMCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3140. It repeats a symbol more than three times, which the subtractive pair in MMMCXL exists to avoid."
    },
    {
      "invalid": "MMMCXXXXI",
      "value": 3141,
      "canonical": "MMMCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3141. It repeats a symbol more than three times, which the subtractive pair in MMMCXLI exists to avoid."
    },
    {
      "invalid": "MMMCXXXXII",
      "value": 3142,
      "canonical": "MMMCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3142. It repeats a symbol more than three times, which the subtractive pair in MMMCXLII exists to avoid."
    },
    {
      "invalid": "MMMCXXXXIII",
      "value": 3143,
      "canonical": "MMMCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3143. It repeats a symbol more than three times, which the subtractive pair in MMMCXLIII exists to avoid."
    },
    {
      "invalid": "MMMCXXXXIIII",
      "value": 3144,
      "canonical": "MMMCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3144. It repeats a symbol more than three times, which the subtractive pair in MMMCXLIV exists to avoid."
    },
    {
      "invalid": "MMMCXXXXV",
      "value": 3145,
      "canonical": "MMMCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3145. It repeats a symbol more than three times, which the subtractive pair in MMMCXLV exists to avoid."
    },
    {
      "invalid": "MMMCXXXXVI",
      "value": 3146,
      "canonical": "MMMCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3146. It repeats a symbol more than three times, which the subtractive pair in MMMCXLVI exists to avoid."
    },
    {
      "invalid": "MMMCXXXXVII",
      "value": 3147,
      "canonical": "MMMCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3147. It repeats a symbol more than three times, which the subtractive pair in MMMCXLVII exists to avoid."
    },
    {
      "invalid": "MMMCXXXXVIII",
      "value": 3148,
      "canonical": "MMMCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3148. It repeats a symbol more than three times, which the subtractive pair in MMMCXLVIII exists to avoid."
    },
    {
      "invalid": "MMMCXXXXVIIII",
      "value": 3149,
      "canonical": "MMMCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3149. It repeats a symbol more than three times, which the subtractive pair in MMMCXLIX exists to avoid."
    },
    {
      "invalid": "MMMCLIIII",
      "value": 3154,
      "canonical": "MMMCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3154. It repeats a symbol more than three times, which the subtractive pair in MMMCLIV exists to avoid."
    },
    {
      "invalid": "MMMCLVIIII",
      "value": 3159,
      "canonical": "MMMCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3159. It repeats a symbol more than three times, which the subtractive pair in MMMCLIX exists to avoid."
    },
    {
      "invalid": "MMMCLXIIII",
      "value": 3164,
      "canonical": "MMMCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3164. It repeats a symbol more than three times, which the subtractive pair in MMMCLXIV exists to avoid."
    },
    {
      "invalid": "MMMCLXVIIII",
      "value": 3169,
      "canonical": "MMMCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3169. It repeats a symbol more than three times, which the subtractive pair in MMMCLXIX exists to avoid."
    },
    {
      "invalid": "MMMCLXXIIII",
      "value": 3174,
      "canonical": "MMMCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3174. It repeats a symbol more than three times, which the subtractive pair in MMMCLXXIV exists to avoid."
    },
    {
      "invalid": "MMMCLXXVIIII",
      "value": 3179,
      "canonical": "MMMCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3179. It repeats a symbol more than three times, which the subtractive pair in MMMCLXXIX exists to avoid."
    },
    {
      "invalid": "MMMCLXXXIIII",
      "value": 3184,
      "canonical": "MMMCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3184. It repeats a symbol more than three times, which the subtractive pair in MMMCLXXXIV exists to avoid."
    },
    {
      "invalid": "MMMCLXXXVIIII",
      "value": 3189,
      "canonical": "MMMCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3189. It repeats a symbol more than three times, which the subtractive pair in MMMCLXXXIX exists to avoid."
    },
    {
      "invalid": "MMMCLXXXX",
      "value": 3190,
      "canonical": "MMMCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3190. It repeats a symbol more than three times, which the subtractive pair in MMMCXC exists to avoid."
    },
    {
      "invalid": "MMMCLXXXXI",
      "value": 3191,
      "canonical": "MMMCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3191. It repeats a symbol more than three times, which the subtractive pair in MMMCXCI exists to avoid."
    },
    {
      "invalid": "MMMCLXXXXII",
      "value": 3192,
      "canonical": "MMMCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3192. It repeats a symbol more than three times, which the subtractive pair in MMMCXCII exists to avoid."
    },
    {
      "invalid": "MMMCLXXXXIII",
      "value": 3193,
      "canonical": "MMMCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3193. It repeats a symbol more than three times, which the subtractive pair in MMMCXCIII exists to avoid."
    },
    {
      "invalid": "MMMCLXXXXIIII",
      "value": 3194,
      "canonical": "MMMCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3194. It repeats a symbol more than three times, which the subtractive pair in MMMCXCIV exists to avoid."
    },
    {
      "invalid": "MMMCLXXXXV",
      "value": 3195,
      "canonical": "MMMCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3195. It repeats a symbol more than three times, which the subtractive pair in MMMCXCV exists to avoid."
    },
    {
      "invalid": "MMMCLXXXXVI",
      "value": 3196,
      "canonical": "MMMCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3196. It repeats a symbol more than three times, which the subtractive pair in MMMCXCVI exists to avoid."
    },
    {
      "invalid": "MMMCLXXXXVII",
      "value": 3197,
      "canonical": "MMMCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3197. It repeats a symbol more than three times, which the subtractive pair in MMMCXCVII exists to avoid."
    },
    {
      "invalid": "MMMCLXXXXVIII",
      "value": 3198,
      "canonical": "MMMCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3198. It repeats a symbol more than three times, which the subtractive pair in MMMCXCVIII exists to avoid."
    },
    {
      "invalid": "MMMCLXXXXVIIII",
      "value": 3199,
      "canonical": "MMMCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3199. It repeats a symbol more than three times, which the subtractive pair in MMMCXCIX exists to avoid."
    },
    {
      "invalid": "MMMCCIIII",
      "value": 3204,
      "canonical": "MMMCCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3204. It repeats a symbol more than three times, which the subtractive pair in MMMCCIV exists to avoid."
    },
    {
      "invalid": "MMMCCVIIII",
      "value": 3209,
      "canonical": "MMMCCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3209. It repeats a symbol more than three times, which the subtractive pair in MMMCCIX exists to avoid."
    },
    {
      "invalid": "MMMCCXIIII",
      "value": 3214,
      "canonical": "MMMCCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3214. It repeats a symbol more than three times, which the subtractive pair in MMMCCXIV exists to avoid."
    },
    {
      "invalid": "MMMCCXVIIII",
      "value": 3219,
      "canonical": "MMMCCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3219. It repeats a symbol more than three times, which the subtractive pair in MMMCCXIX exists to avoid."
    },
    {
      "invalid": "MMMCCXXIIII",
      "value": 3224,
      "canonical": "MMMCCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3224. It repeats a symbol more than three times, which the subtractive pair in MMMCCXXIV exists to avoid."
    },
    {
      "invalid": "MMMCCXXVIIII",
      "value": 3229,
      "canonical": "MMMCCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3229. It repeats a symbol more than three times, which the subtractive pair in MMMCCXXIX exists to avoid."
    },
    {
      "invalid": "MMMCCXXXIIII",
      "value": 3234,
      "canonical": "MMMCCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3234. It repeats a symbol more than three times, which the subtractive pair in MMMCCXXXIV exists to avoid."
    },
    {
      "invalid": "MMMCCXXXVIIII",
      "value": 3239,
      "canonical": "MMMCCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3239. It repeats a symbol more than three times, which the subtractive pair in MMMCCXXXIX exists to avoid."
    },
    {
      "invalid": "MMMCCXXXX",
      "value": 3240,
      "canonical": "MMMCCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3240. It repeats a symbol more than three times, which the subtractive pair in MMMCCXL exists to avoid."
    },
    {
      "invalid": "MMMCCXXXXI",
      "value": 3241,
      "canonical": "MMMCCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3241. It repeats a symbol more than three times, which the subtractive pair in MMMCCXLI exists to avoid."
    },
    {
      "invalid": "MMMCCXXXXII",
      "value": 3242,
      "canonical": "MMMCCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3242. It repeats a symbol more than three times, which the subtractive pair in MMMCCXLII exists to avoid."
    },
    {
      "invalid": "MMMCCXXXXIII",
      "value": 3243,
      "canonical": "MMMCCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3243. It repeats a symbol more than three times, which the subtractive pair in MMMCCXLIII exists to avoid."
    },
    {
      "invalid": "MMMCCXXXXIIII",
      "value": 3244,
      "canonical": "MMMCCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3244. It repeats a symbol more than three times, which the subtractive pair in MMMCCXLIV exists to avoid."
    },
    {
      "invalid": "MMMCCXXXXV",
      "value": 3245,
      "canonical": "MMMCCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3245. It repeats a symbol more than three times, which the subtractive pair in MMMCCXLV exists to avoid."
    },
    {
      "invalid": "MMMCCXXXXVI",
      "value": 3246,
      "canonical": "MMMCCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3246. It repeats a symbol more than three times, which the subtractive pair in MMMCCXLVI exists to avoid."
    },
    {
      "invalid": "MMMCCXXXXVII",
      "value": 3247,
      "canonical": "MMMCCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3247. It repeats a symbol more than three times, which the subtractive pair in MMMCCXLVII exists to avoid."
    },
    {
      "invalid": "MMMCCXXXXVIII",
      "value": 3248,
      "canonical": "MMMCCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3248. It repeats a symbol more than three times, which the subtractive pair in MMMCCXLVIII exists to avoid."
    },
    {
      "invalid": "MMMCCXXXXVIIII",
      "value": 3249,
      "canonical": "MMMCCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3249. It repeats a symbol more than three times, which the subtractive pair in MMMCCXLIX exists to avoid."
    },
    {
      "invalid": "MMMCCLIIII",
      "value": 3254,
      "canonical": "MMMCCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3254. It repeats a symbol more than three times, which the subtractive pair in MMMCCLIV exists to avoid."
    },
    {
      "invalid": "MMMCCLVIIII",
      "value": 3259,
      "canonical": "MMMCCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3259. It repeats a symbol more than three times, which the subtractive pair in MMMCCLIX exists to avoid."
    },
    {
      "invalid": "MMMCCLXIIII",
      "value": 3264,
      "canonical": "MMMCCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3264. It repeats a symbol more than three times, which the subtractive pair in MMMCCLXIV exists to avoid."
    },
    {
      "invalid": "MMMCCLXVIIII",
      "value": 3269,
      "canonical": "MMMCCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3269. It repeats a symbol more than three times, which the subtractive pair in MMMCCLXIX exists to avoid."
    },
    {
      "invalid": "MMMCCLXXIIII",
      "value": 3274,
      "canonical": "MMMCCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3274. It repeats a symbol more than three times, which the subtractive pair in MMMCCLXXIV exists to avoid."
    },
    {
      "invalid": "MMMCCLXXVIIII",
      "value": 3279,
      "canonical": "MMMCCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3279. It repeats a symbol more than three times, which the subtractive pair in MMMCCLXXIX exists to avoid."
    },
    {
      "invalid": "MMMCCLXXXIIII",
      "value": 3284,
      "canonical": "MMMCCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3284. It repeats a symbol more than three times, which the subtractive pair in MMMCCLXXXIV exists to avoid."
    },
    {
      "invalid": "MMMCCLXXXVIIII",
      "value": 3289,
      "canonical": "MMMCCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3289. It repeats a symbol more than three times, which the subtractive pair in MMMCCLXXXIX exists to avoid."
    },
    {
      "invalid": "MMMCCLXXXX",
      "value": 3290,
      "canonical": "MMMCCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3290. It repeats a symbol more than three times, which the subtractive pair in MMMCCXC exists to avoid."
    },
    {
      "invalid": "MMMCCLXXXXI",
      "value": 3291,
      "canonical": "MMMCCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3291. It repeats a symbol more than three times, which the subtractive pair in MMMCCXCI exists to avoid."
    },
    {
      "invalid": "MMMCCLXXXXII",
      "value": 3292,
      "canonical": "MMMCCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3292. It repeats a symbol more than three times, which the subtractive pair in MMMCCXCII exists to avoid."
    },
    {
      "invalid": "MMMCCLXXXXIII",
      "value": 3293,
      "canonical": "MMMCCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3293. It repeats a symbol more than three times, which the subtractive pair in MMMCCXCIII exists to avoid."
    },
    {
      "invalid": "MMMCCLXXXXIIII",
      "value": 3294,
      "canonical": "MMMCCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3294. It repeats a symbol more than three times, which the subtractive pair in MMMCCXCIV exists to avoid."
    },
    {
      "invalid": "MMMCCLXXXXV",
      "value": 3295,
      "canonical": "MMMCCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3295. It repeats a symbol more than three times, which the subtractive pair in MMMCCXCV exists to avoid."
    },
    {
      "invalid": "MMMCCLXXXXVI",
      "value": 3296,
      "canonical": "MMMCCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3296. It repeats a symbol more than three times, which the subtractive pair in MMMCCXCVI exists to avoid."
    },
    {
      "invalid": "MMMCCLXXXXVII",
      "value": 3297,
      "canonical": "MMMCCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3297. It repeats a symbol more than three times, which the subtractive pair in MMMCCXCVII exists to avoid."
    },
    {
      "invalid": "MMMCCLXXXXVIII",
      "value": 3298,
      "canonical": "MMMCCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3298. It repeats a symbol more than three times, which the subtractive pair in MMMCCXCVIII exists to avoid."
    },
    {
      "invalid": "MMMCCLXXXXVIIII",
      "value": 3299,
      "canonical": "MMMCCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3299. It repeats a symbol more than three times, which the subtractive pair in MMMCCXCIX exists to avoid."
    },
    {
      "invalid": "MMMCCCIIII",
      "value": 3304,
      "canonical": "MMMCCCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3304. It repeats a symbol more than three times, which the subtractive pair in MMMCCCIV exists to avoid."
    },
    {
      "invalid": "MMMCCCVIIII",
      "value": 3309,
      "canonical": "MMMCCCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3309. It repeats a symbol more than three times, which the subtractive pair in MMMCCCIX exists to avoid."
    },
    {
      "invalid": "MMMCCCXIIII",
      "value": 3314,
      "canonical": "MMMCCCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3314. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXIV exists to avoid."
    },
    {
      "invalid": "MMMCCCXVIIII",
      "value": 3319,
      "canonical": "MMMCCCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3319. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXIX exists to avoid."
    },
    {
      "invalid": "MMMCCCXXIIII",
      "value": 3324,
      "canonical": "MMMCCCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3324. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXXIV exists to avoid."
    },
    {
      "invalid": "MMMCCCXXVIIII",
      "value": 3329,
      "canonical": "MMMCCCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3329. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXXIX exists to avoid."
    },
    {
      "invalid": "MMMCCCXXXIIII",
      "value": 3334,
      "canonical": "MMMCCCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3334. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXXXIV exists to avoid."
    },
    {
      "invalid": "MMMCCCXXXVIIII",
      "value": 3339,
      "canonical": "MMMCCCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3339. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXXXIX exists to avoid."
    },
    {
      "invalid": "MMMCCCXXXX",
      "value": 3340,
      "canonical": "MMMCCCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3340. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXL exists to avoid."
    },
    {
      "invalid": "MMMCCCXXXXI",
      "value": 3341,
      "canonical": "MMMCCCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3341. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXLI exists to avoid."
    },
    {
      "invalid": "MMMCCCXXXXII",
      "value": 3342,
      "canonical": "MMMCCCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3342. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXLII exists to avoid."
    },
    {
      "invalid": "MMMCCCXXXXIII",
      "value": 3343,
      "canonical": "MMMCCCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3343. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXLIII exists to avoid."
    },
    {
      "invalid": "MMMCCCXXXXIIII",
      "value": 3344,
      "canonical": "MMMCCCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3344. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXLIV exists to avoid."
    },
    {
      "invalid": "MMMCCCXXXXV",
      "value": 3345,
      "canonical": "MMMCCCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3345. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXLV exists to avoid."
    },
    {
      "invalid": "MMMCCCXXXXVI",
      "value": 3346,
      "canonical": "MMMCCCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3346. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXLVI exists to avoid."
    },
    {
      "invalid": "MMMCCCXXXXVII",
      "value": 3347,
      "canonical": "MMMCCCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3347. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXLVII exists to avoid."
    },
    {
      "invalid": "MMMCCCXXXXVIII",
      "value": 3348,
      "canonical": "MMMCCCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3348. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXLVIII exists to avoid."
    },
    {
      "invalid": "MMMCCCXXXXVIIII",
      "value": 3349,
      "canonical": "MMMCCCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3349. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXLIX exists to avoid."
    },
    {
      "invalid": "MMMCCCLIIII",
      "value": 3354,
      "canonical": "MMMCCCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3354. It repeats a symbol more than three times, which the subtractive pair in MMMCCCLIV exists to avoid."
    },
    {
      "invalid": "MMMCCCLVIIII",
      "value": 3359,
      "canonical": "MMMCCCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3359. It repeats a symbol more than three times, which the subtractive pair in MMMCCCLIX exists to avoid."
    },
    {
      "invalid": "MMMCCCLXIIII",
      "value": 3364,
      "canonical": "MMMCCCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3364. It repeats a symbol more than three times, which the subtractive pair in MMMCCCLXIV exists to avoid."
    },
    {
      "invalid": "MMMCCCLXVIIII",
      "value": 3369,
      "canonical": "MMMCCCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3369. It repeats a symbol more than three times, which the subtractive pair in MMMCCCLXIX exists to avoid."
    },
    {
      "invalid": "MMMCCCLXXIIII",
      "value": 3374,
      "canonical": "MMMCCCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3374. It repeats a symbol more than three times, which the subtractive pair in MMMCCCLXXIV exists to avoid."
    },
    {
      "invalid": "MMMCCCLXXVIIII",
      "value": 3379,
      "canonical": "MMMCCCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3379. It repeats a symbol more than three times, which the subtractive pair in MMMCCCLXXIX exists to avoid."
    },
    {
      "invalid": "MMMCCCLXXXIIII",
      "value": 3384,
      "canonical": "MMMCCCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3384. It repeats a symbol more than three times, which the subtractive pair in MMMCCCLXXXIV exists to avoid."
    },
    {
      "invalid": "MMMCCCLXXXVIIII",
      "value": 3389,
      "canonical": "MMMCCCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3389. It repeats a symbol more than three times, which the subtractive pair in MMMCCCLXXXIX exists to avoid."
    },
    {
      "invalid": "MMMCCCLXXXX",
      "value": 3390,
      "canonical": "MMMCCCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3390. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXC exists to avoid."
    },
    {
      "invalid": "MMMCCCLXXXXI",
      "value": 3391,
      "canonical": "MMMCCCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3391. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXCI exists to avoid."
    },
    {
      "invalid": "MMMCCCLXXXXII",
      "value": 3392,
      "canonical": "MMMCCCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3392. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXCII exists to avoid."
    },
    {
      "invalid": "MMMCCCLXXXXIII",
      "value": 3393,
      "canonical": "MMMCCCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3393. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXCIII exists to avoid."
    },
    {
      "invalid": "MMMCCCLXXXXIIII",
      "value": 3394,
      "canonical": "MMMCCCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3394. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXCIV exists to avoid."
    },
    {
      "invalid": "MMMCCCLXXXXV",
      "value": 3395,
      "canonical": "MMMCCCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3395. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXCV exists to avoid."
    },
    {
      "invalid": "MMMCCCLXXXXVI",
      "value": 3396,
      "canonical": "MMMCCCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3396. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXCVI exists to avoid."
    },
    {
      "invalid": "MMMCCCLXXXXVII",
      "value": 3397,
      "canonical": "MMMCCCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3397. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXCVII exists to avoid."
    },
    {
      "invalid": "MMMCCCLXXXXVIII",
      "value": 3398,
      "canonical": "MMMCCCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3398. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXCVIII exists to avoid."
    },
    {
      "invalid": "MMMCCCLXXXXVIIII",
      "value": 3399,
      "canonical": "MMMCCCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3399. It repeats a symbol more than three times, which the subtractive pair in MMMCCCXCIX exists to avoid."
    },
    {
      "invalid": "MMMCCCC",
      "value": 3400,
      "canonical": "MMMCD",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3400. It repeats a symbol more than three times, which the subtractive pair in MMMCD exists to avoid."
    },
    {
      "invalid": "MMMCCCCI",
      "value": 3401,
      "canonical": "MMMCDI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3401. It repeats a symbol more than three times, which the subtractive pair in MMMCDI exists to avoid."
    },
    {
      "invalid": "MMMCCCCII",
      "value": 3402,
      "canonical": "MMMCDII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3402. It repeats a symbol more than three times, which the subtractive pair in MMMCDII exists to avoid."
    },
    {
      "invalid": "MMMCCCCIII",
      "value": 3403,
      "canonical": "MMMCDIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3403. It repeats a symbol more than three times, which the subtractive pair in MMMCDIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCIIII",
      "value": 3404,
      "canonical": "MMMCDIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3404. It repeats a symbol more than three times, which the subtractive pair in MMMCDIV exists to avoid."
    },
    {
      "invalid": "MMMCCCCV",
      "value": 3405,
      "canonical": "MMMCDV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3405. It repeats a symbol more than three times, which the subtractive pair in MMMCDV exists to avoid."
    },
    {
      "invalid": "MMMCCCCVI",
      "value": 3406,
      "canonical": "MMMCDVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3406. It repeats a symbol more than three times, which the subtractive pair in MMMCDVI exists to avoid."
    },
    {
      "invalid": "MMMCCCCVII",
      "value": 3407,
      "canonical": "MMMCDVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3407. It repeats a symbol more than three times, which the subtractive pair in MMMCDVII exists to avoid."
    },
    {
      "invalid": "MMMCCCCVIII",
      "value": 3408,
      "canonical": "MMMCDVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3408. It repeats a symbol more than three times, which the subtractive pair in MMMCDVIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCVIIII",
      "value": 3409,
      "canonical": "MMMCDIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3409. It repeats a symbol more than three times, which the subtractive pair in MMMCDIX exists to avoid."
    },
    {
      "invalid": "MMMCCCCX",
      "value": 3410,
      "canonical": "MMMCDX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3410. It repeats a symbol more than three times, which the subtractive pair in MMMCDX exists to avoid."
    },
    {
      "invalid": "MMMCCCCXI",
      "value": 3411,
      "canonical": "MMMCDXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3411. It repeats a symbol more than three times, which the subtractive pair in MMMCDXI exists to avoid."
    },
    {
      "invalid": "MMMCCCCXII",
      "value": 3412,
      "canonical": "MMMCDXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3412. It repeats a symbol more than three times, which the subtractive pair in MMMCDXII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXIII",
      "value": 3413,
      "canonical": "MMMCDXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3413. It repeats a symbol more than three times, which the subtractive pair in MMMCDXIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXIIII",
      "value": 3414,
      "canonical": "MMMCDXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3414. It repeats a symbol more than three times, which the subtractive pair in MMMCDXIV exists to avoid."
    },
    {
      "invalid": "MMMCCCCXV",
      "value": 3415,
      "canonical": "MMMCDXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3415. It repeats a symbol more than three times, which the subtractive pair in MMMCDXV exists to avoid."
    },
    {
      "invalid": "MMMCCCCXVI",
      "value": 3416,
      "canonical": "MMMCDXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3416. It repeats a symbol more than three times, which the subtractive pair in MMMCDXVI exists to avoid."
    },
    {
      "invalid": "MMMCCCCXVII",
      "value": 3417,
      "canonical": "MMMCDXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3417. It repeats a symbol more than three times, which the subtractive pair in MMMCDXVII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXVIII",
      "value": 3418,
      "canonical": "MMMCDXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3418. It repeats a symbol more than three times, which the subtractive pair in MMMCDXVIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXVIIII",
      "value": 3419,
      "canonical": "MMMCDXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3419. It repeats a symbol more than three times, which the subtractive pair in MMMCDXIX exists to avoid."
    },
    {
      "invalid": "MMMCCCCXX",
      "value": 3420,
      "canonical": "MMMCDXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3420. It repeats a symbol more than three times, which the subtractive pair in MMMCDXX exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXI",
      "value": 3421,
      "canonical": "MMMCDXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3421. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXI exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXII",
      "value": 3422,
      "canonical": "MMMCDXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3422. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXIII",
      "value": 3423,
      "canonical": "MMMCDXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3423. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXIIII",
      "value": 3424,
      "canonical": "MMMCDXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3424. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXIV exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXV",
      "value": 3425,
      "canonical": "MMMCDXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3425. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXV exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXVI",
      "value": 3426,
      "canonical": "MMMCDXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3426. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXVI exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXVII",
      "value": 3427,
      "canonical": "MMMCDXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3427. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXVII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXVIII",
      "value": 3428,
      "canonical": "MMMCDXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3428. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXVIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXVIIII",
      "value": 3429,
      "canonical": "MMMCDXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3429. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXIX exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXX",
      "value": 3430,
      "canonical": "MMMCDXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3430. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXX exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXI",
      "value": 3431,
      "canonical": "MMMCDXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3431. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXXI exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXII",
      "value": 3432,
      "canonical": "MMMCDXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3432. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXXII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXIII",
      "value": 3433,
      "canonical": "MMMCDXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3433. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXXIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXIIII",
      "value": 3434,
      "canonical": "MMMCDXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3434. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXXIV exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXV",
      "value": 3435,
      "canonical": "MMMCDXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3435. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXXV exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXVI",
      "value": 3436,
      "canonical": "MMMCDXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3436. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXXVI exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXVII",
      "value": 3437,
      "canonical": "MMMCDXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3437. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXXVII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXVIII",
      "value": 3438,
      "canonical": "MMMCDXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3438. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXXVIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXVIIII",
      "value": 3439,
      "canonical": "MMMCDXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3439. It repeats a symbol more than three times, which the subtractive pair in MMMCDXXXIX exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXX",
      "value": 3440,
      "canonical": "MMMCDXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3440. It repeats a symbol more than three times, which the subtractive pair in MMMCDXL exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXXI",
      "value": 3441,
      "canonical": "MMMCDXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3441. It repeats a symbol more than three times, which the subtractive pair in MMMCDXLI exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXXII",
      "value": 3442,
      "canonical": "MMMCDXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3442. It repeats a symbol more than three times, which the subtractive pair in MMMCDXLII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXXIII",
      "value": 3443,
      "canonical": "MMMCDXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3443. It repeats a symbol more than three times, which the subtractive pair in MMMCDXLIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXXIIII",
      "value": 3444,
      "canonical": "MMMCDXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3444. It repeats a symbol more than three times, which the subtractive pair in MMMCDXLIV exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXXV",
      "value": 3445,
      "canonical": "MMMCDXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3445. It repeats a symbol more than three times, which the subtractive pair in MMMCDXLV exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXXVI",
      "value": 3446,
      "canonical": "MMMCDXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3446. It repeats a symbol more than three times, which the subtractive pair in MMMCDXLVI exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXXVII",
      "value": 3447,
      "canonical": "MMMCDXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3447. It repeats a symbol more than three times, which the subtractive pair in MMMCDXLVII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXXVIII",
      "value": 3448,
      "canonical": "MMMCDXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3448. It repeats a symbol more than three times, which the subtractive pair in MMMCDXLVIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCXXXXVIIII",
      "value": 3449,
      "canonical": "MMMCDXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3449. It repeats a symbol more than three times, which the subtractive pair in MMMCDXLIX exists to avoid."
    },
    {
      "invalid": "MMMCCCCL",
      "value": 3450,
      "canonical": "MMMCDL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3450. It repeats a symbol more than three times, which the subtractive pair in MMMCDL exists to avoid."
    },
    {
      "invalid": "MMMCCCCLI",
      "value": 3451,
      "canonical": "MMMCDLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3451. It repeats a symbol more than three times, which the subtractive pair in MMMCDLI exists to avoid."
    },
    {
      "invalid": "MMMCCCCLII",
      "value": 3452,
      "canonical": "MMMCDLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3452. It repeats a symbol more than three times, which the subtractive pair in MMMCDLII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLIII",
      "value": 3453,
      "canonical": "MMMCDLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3453. It repeats a symbol more than three times, which the subtractive pair in MMMCDLIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLIIII",
      "value": 3454,
      "canonical": "MMMCDLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3454. It repeats a symbol more than three times, which the subtractive pair in MMMCDLIV exists to avoid."
    },
    {
      "invalid": "MMMCCCCLV",
      "value": 3455,
      "canonical": "MMMCDLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3455. It repeats a symbol more than three times, which the subtractive pair in MMMCDLV exists to avoid."
    },
    {
      "invalid": "MMMCCCCLVI",
      "value": 3456,
      "canonical": "MMMCDLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3456. It repeats a symbol more than three times, which the subtractive pair in MMMCDLVI exists to avoid."
    },
    {
      "invalid": "MMMCCCCLVII",
      "value": 3457,
      "canonical": "MMMCDLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3457. It repeats a symbol more than three times, which the subtractive pair in MMMCDLVII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLVIII",
      "value": 3458,
      "canonical": "MMMCDLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3458. It repeats a symbol more than three times, which the subtractive pair in MMMCDLVIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLVIIII",
      "value": 3459,
      "canonical": "MMMCDLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3459. It repeats a symbol more than three times, which the subtractive pair in MMMCDLIX exists to avoid."
    },
    {
      "invalid": "MMMCCCCLX",
      "value": 3460,
      "canonical": "MMMCDLX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3460. It repeats a symbol more than three times, which the subtractive pair in MMMCDLX exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXI",
      "value": 3461,
      "canonical": "MMMCDLXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3461. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXI exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXII",
      "value": 3462,
      "canonical": "MMMCDLXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3462. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXIII",
      "value": 3463,
      "canonical": "MMMCDLXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3463. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXIIII",
      "value": 3464,
      "canonical": "MMMCDLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3464. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXIV exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXV",
      "value": 3465,
      "canonical": "MMMCDLXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3465. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXV exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXVI",
      "value": 3466,
      "canonical": "MMMCDLXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3466. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXVI exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXVII",
      "value": 3467,
      "canonical": "MMMCDLXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3467. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXVII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXVIII",
      "value": 3468,
      "canonical": "MMMCDLXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3468. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXVIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXVIIII",
      "value": 3469,
      "canonical": "MMMCDLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3469. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXIX exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXX",
      "value": 3470,
      "canonical": "MMMCDLXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3470. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXX exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXI",
      "value": 3471,
      "canonical": "MMMCDLXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3471. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXI exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXII",
      "value": 3472,
      "canonical": "MMMCDLXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3472. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXIII",
      "value": 3473,
      "canonical": "MMMCDLXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3473. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXIIII",
      "value": 3474,
      "canonical": "MMMCDLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3474. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXIV exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXV",
      "value": 3475,
      "canonical": "MMMCDLXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3475. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXV exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXVI",
      "value": 3476,
      "canonical": "MMMCDLXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3476. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXVI exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXVII",
      "value": 3477,
      "canonical": "MMMCDLXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3477. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXVII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXVIII",
      "value": 3478,
      "canonical": "MMMCDLXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3478. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXVIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXVIIII",
      "value": 3479,
      "canonical": "MMMCDLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3479. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXIX exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXX",
      "value": 3480,
      "canonical": "MMMCDLXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3480. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXX exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXI",
      "value": 3481,
      "canonical": "MMMCDLXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3481. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXXI exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXII",
      "value": 3482,
      "canonical": "MMMCDLXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3482. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXXII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXIII",
      "value": 3483,
      "canonical": "MMMCDLXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3483. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXXIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXIIII",
      "value": 3484,
      "canonical": "MMMCDLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3484. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXXIV exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXV",
      "value": 3485,
      "canonical": "MMMCDLXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3485. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXXV exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXVI",
      "value": 3486,
      "canonical": "MMMCDLXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3486. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXXVI exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXVII",
      "value": 3487,
      "canonical": "MMMCDLXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3487. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXXVII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXVIII",
      "value": 3488,
      "canonical": "MMMCDLXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3488. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXXVIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXVIIII",
      "value": 3489,
      "canonical": "MMMCDLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3489. It repeats a symbol more than three times, which the subtractive pair in MMMCDLXXXIX exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXX",
      "value": 3490,
      "canonical": "MMMCDXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3490. It repeats a symbol more than three times, which the subtractive pair in MMMCDXC exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXXI",
      "value": 3491,
      "canonical": "MMMCDXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3491. It repeats a symbol more than three times, which the subtractive pair in MMMCDXCI exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXXII",
      "value": 3492,
      "canonical": "MMMCDXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3492. It repeats a symbol more than three times, which the subtractive pair in MMMCDXCII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXXIII",
      "value": 3493,
      "canonical": "MMMCDXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3493. It repeats a symbol more than three times, which the subtractive pair in MMMCDXCIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXXIIII",
      "value": 3494,
      "canonical": "MMMCDXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3494. It repeats a symbol more than three times, which the subtractive pair in MMMCDXCIV exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXXV",
      "value": 3495,
      "canonical": "MMMCDXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3495. It repeats a symbol more than three times, which the subtractive pair in MMMCDXCV exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXXVI",
      "value": 3496,
      "canonical": "MMMCDXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3496. It repeats a symbol more than three times, which the subtractive pair in MMMCDXCVI exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXXVII",
      "value": 3497,
      "canonical": "MMMCDXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3497. It repeats a symbol more than three times, which the subtractive pair in MMMCDXCVII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXXVIII",
      "value": 3498,
      "canonical": "MMMCDXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3498. It repeats a symbol more than three times, which the subtractive pair in MMMCDXCVIII exists to avoid."
    },
    {
      "invalid": "MMMCCCCLXXXXVIIII",
      "value": 3499,
      "canonical": "MMMCDXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3499. It repeats a symbol more than three times, which the subtractive pair in MMMCDXCIX exists to avoid."
    },
    {
      "invalid": "MMMDIIII",
      "value": 3504,
      "canonical": "MMMDIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3504. It repeats a symbol more than three times, which the subtractive pair in MMMDIV exists to avoid."
    },
    {
      "invalid": "MMMDVIIII",
      "value": 3509,
      "canonical": "MMMDIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3509. It repeats a symbol more than three times, which the subtractive pair in MMMDIX exists to avoid."
    },
    {
      "invalid": "MMMDXIIII",
      "value": 3514,
      "canonical": "MMMDXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3514. It repeats a symbol more than three times, which the subtractive pair in MMMDXIV exists to avoid."
    },
    {
      "invalid": "MMMDXVIIII",
      "value": 3519,
      "canonical": "MMMDXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3519. It repeats a symbol more than three times, which the subtractive pair in MMMDXIX exists to avoid."
    },
    {
      "invalid": "MMMDXXIIII",
      "value": 3524,
      "canonical": "MMMDXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3524. It repeats a symbol more than three times, which the subtractive pair in MMMDXXIV exists to avoid."
    },
    {
      "invalid": "MMMDXXVIIII",
      "value": 3529,
      "canonical": "MMMDXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3529. It repeats a symbol more than three times, which the subtractive pair in MMMDXXIX exists to avoid."
    },
    {
      "invalid": "MMMDXXXIIII",
      "value": 3534,
      "canonical": "MMMDXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3534. It repeats a symbol more than three times, which the subtractive pair in MMMDXXXIV exists to avoid."
    },
    {
      "invalid": "MMMDXXXVIIII",
      "value": 3539,
      "canonical": "MMMDXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3539. It repeats a symbol more than three times, which the subtractive pair in MMMDXXXIX exists to avoid."
    },
    {
      "invalid": "MMMDXXXX",
      "value": 3540,
      "canonical": "MMMDXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3540. It repeats a symbol more than three times, which the subtractive pair in MMMDXL exists to avoid."
    },
    {
      "invalid": "MMMDXXXXI",
      "value": 3541,
      "canonical": "MMMDXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3541. It repeats a symbol more than three times, which the subtractive pair in MMMDXLI exists to avoid."
    },
    {
      "invalid": "MMMDXXXXII",
      "value": 3542,
      "canonical": "MMMDXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3542. It repeats a symbol more than three times, which the subtractive pair in MMMDXLII exists to avoid."
    },
    {
      "invalid": "MMMDXXXXIII",
      "value": 3543,
      "canonical": "MMMDXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3543. It repeats a symbol more than three times, which the subtractive pair in MMMDXLIII exists to avoid."
    },
    {
      "invalid": "MMMDXXXXIIII",
      "value": 3544,
      "canonical": "MMMDXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3544. It repeats a symbol more than three times, which the subtractive pair in MMMDXLIV exists to avoid."
    },
    {
      "invalid": "MMMDXXXXV",
      "value": 3545,
      "canonical": "MMMDXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3545. It repeats a symbol more than three times, which the subtractive pair in MMMDXLV exists to avoid."
    },
    {
      "invalid": "MMMDXXXXVI",
      "value": 3546,
      "canonical": "MMMDXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3546. It repeats a symbol more than three times, which the subtractive pair in MMMDXLVI exists to avoid."
    },
    {
      "invalid": "MMMDXXXXVII",
      "value": 3547,
      "canonical": "MMMDXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3547. It repeats a symbol more than three times, which the subtractive pair in MMMDXLVII exists to avoid."
    },
    {
      "invalid": "MMMDXXXXVIII",
      "value": 3548,
      "canonical": "MMMDXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3548. It repeats a symbol more than three times, which the subtractive pair in MMMDXLVIII exists to avoid."
    },
    {
      "invalid": "MMMDXXXXVIIII",
      "value": 3549,
      "canonical": "MMMDXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3549. It repeats a symbol more than three times, which the subtractive pair in MMMDXLIX exists to avoid."
    },
    {
      "invalid": "MMMDLIIII",
      "value": 3554,
      "canonical": "MMMDLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3554. It repeats a symbol more than three times, which the subtractive pair in MMMDLIV exists to avoid."
    },
    {
      "invalid": "MMMDLVIIII",
      "value": 3559,
      "canonical": "MMMDLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3559. It repeats a symbol more than three times, which the subtractive pair in MMMDLIX exists to avoid."
    },
    {
      "invalid": "MMMDLXIIII",
      "value": 3564,
      "canonical": "MMMDLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3564. It repeats a symbol more than three times, which the subtractive pair in MMMDLXIV exists to avoid."
    },
    {
      "invalid": "MMMDLXVIIII",
      "value": 3569,
      "canonical": "MMMDLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3569. It repeats a symbol more than three times, which the subtractive pair in MMMDLXIX exists to avoid."
    },
    {
      "invalid": "MMMDLXXIIII",
      "value": 3574,
      "canonical": "MMMDLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3574. It repeats a symbol more than three times, which the subtractive pair in MMMDLXXIV exists to avoid."
    },
    {
      "invalid": "MMMDLXXVIIII",
      "value": 3579,
      "canonical": "MMMDLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3579. It repeats a symbol more than three times, which the subtractive pair in MMMDLXXIX exists to avoid."
    },
    {
      "invalid": "MMMDLXXXIIII",
      "value": 3584,
      "canonical": "MMMDLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3584. It repeats a symbol more than three times, which the subtractive pair in MMMDLXXXIV exists to avoid."
    },
    {
      "invalid": "MMMDLXXXVIIII",
      "value": 3589,
      "canonical": "MMMDLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3589. It repeats a symbol more than three times, which the subtractive pair in MMMDLXXXIX exists to avoid."
    },
    {
      "invalid": "MMMDLXXXX",
      "value": 3590,
      "canonical": "MMMDXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3590. It repeats a symbol more than three times, which the subtractive pair in MMMDXC exists to avoid."
    },
    {
      "invalid": "MMMDLXXXXI",
      "value": 3591,
      "canonical": "MMMDXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3591. It repeats a symbol more than three times, which the subtractive pair in MMMDXCI exists to avoid."
    },
    {
      "invalid": "MMMDLXXXXII",
      "value": 3592,
      "canonical": "MMMDXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3592. It repeats a symbol more than three times, which the subtractive pair in MMMDXCII exists to avoid."
    },
    {
      "invalid": "MMMDLXXXXIII",
      "value": 3593,
      "canonical": "MMMDXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3593. It repeats a symbol more than three times, which the subtractive pair in MMMDXCIII exists to avoid."
    },
    {
      "invalid": "MMMDLXXXXIIII",
      "value": 3594,
      "canonical": "MMMDXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3594. It repeats a symbol more than three times, which the subtractive pair in MMMDXCIV exists to avoid."
    },
    {
      "invalid": "MMMDLXXXXV",
      "value": 3595,
      "canonical": "MMMDXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3595. It repeats a symbol more than three times, which the subtractive pair in MMMDXCV exists to avoid."
    },
    {
      "invalid": "MMMDLXXXXVI",
      "value": 3596,
      "canonical": "MMMDXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3596. It repeats a symbol more than three times, which the subtractive pair in MMMDXCVI exists to avoid."
    },
    {
      "invalid": "MMMDLXXXXVII",
      "value": 3597,
      "canonical": "MMMDXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3597. It repeats a symbol more than three times, which the subtractive pair in MMMDXCVII exists to avoid."
    },
    {
      "invalid": "MMMDLXXXXVIII",
      "value": 3598,
      "canonical": "MMMDXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3598. It repeats a symbol more than three times, which the subtractive pair in MMMDXCVIII exists to avoid."
    },
    {
      "invalid": "MMMDLXXXXVIIII",
      "value": 3599,
      "canonical": "MMMDXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3599. It repeats a symbol more than three times, which the subtractive pair in MMMDXCIX exists to avoid."
    },
    {
      "invalid": "MMMDCIIII",
      "value": 3604,
      "canonical": "MMMDCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3604. It repeats a symbol more than three times, which the subtractive pair in MMMDCIV exists to avoid."
    },
    {
      "invalid": "MMMDCVIIII",
      "value": 3609,
      "canonical": "MMMDCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3609. It repeats a symbol more than three times, which the subtractive pair in MMMDCIX exists to avoid."
    },
    {
      "invalid": "MMMDCXIIII",
      "value": 3614,
      "canonical": "MMMDCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3614. It repeats a symbol more than three times, which the subtractive pair in MMMDCXIV exists to avoid."
    },
    {
      "invalid": "MMMDCXVIIII",
      "value": 3619,
      "canonical": "MMMDCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3619. It repeats a symbol more than three times, which the subtractive pair in MMMDCXIX exists to avoid."
    },
    {
      "invalid": "MMMDCXXIIII",
      "value": 3624,
      "canonical": "MMMDCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3624. It repeats a symbol more than three times, which the subtractive pair in MMMDCXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCXXVIIII",
      "value": 3629,
      "canonical": "MMMDCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3629. It repeats a symbol more than three times, which the subtractive pair in MMMDCXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCXXXIIII",
      "value": 3634,
      "canonical": "MMMDCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3634. It repeats a symbol more than three times, which the subtractive pair in MMMDCXXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCXXXVIIII",
      "value": 3639,
      "canonical": "MMMDCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3639. It repeats a symbol more than three times, which the subtractive pair in MMMDCXXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCXXXX",
      "value": 3640,
      "canonical": "MMMDCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3640. It repeats a symbol more than three times, which the subtractive pair in MMMDCXL exists to avoid."
    },
    {
      "invalid": "MMMDCXXXXI",
      "value": 3641,
      "canonical": "MMMDCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3641. It repeats a symbol more than three times, which the subtractive pair in MMMDCXLI exists to avoid."
    },
    {
      "invalid": "MMMDCXXXXII",
      "value": 3642,
      "canonical": "MMMDCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3642. It repeats a symbol more than three times, which the subtractive pair in MMMDCXLII exists to avoid."
    },
    {
      "invalid": "MMMDCXXXXIII",
      "value": 3643,
      "canonical": "MMMDCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3643. It repeats a symbol more than three times, which the subtractive pair in MMMDCXLIII exists to avoid."
    },
    {
      "invalid": "MMMDCXXXXIIII",
      "value": 3644,
      "canonical": "MMMDCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3644. It repeats a symbol more than three times, which the subtractive pair in MMMDCXLIV exists to avoid."
    },
    {
      "invalid": "MMMDCXXXXV",
      "value": 3645,
      "canonical": "MMMDCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3645. It repeats a symbol more than three times, which the subtractive pair in MMMDCXLV exists to avoid."
    },
    {
      "invalid": "MMMDCXXXXVI",
      "value": 3646,
      "canonical": "MMMDCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3646. It repeats a symbol more than three times, which the subtractive pair in MMMDCXLVI exists to avoid."
    },
    {
      "invalid": "MMMDCXXXXVII",
      "value": 3647,
      "canonical": "MMMDCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3647. It repeats a symbol more than three times, which the subtractive pair in MMMDCXLVII exists to avoid."
    },
    {
      "invalid": "MMMDCXXXXVIII",
      "value": 3648,
      "canonical": "MMMDCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3648. It repeats a symbol more than three times, which the subtractive pair in MMMDCXLVIII exists to avoid."
    },
    {
      "invalid": "MMMDCXXXXVIIII",
      "value": 3649,
      "canonical": "MMMDCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3649. It repeats a symbol more than three times, which the subtractive pair in MMMDCXLIX exists to avoid."
    },
    {
      "invalid": "MMMDCLIIII",
      "value": 3654,
      "canonical": "MMMDCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3654. It repeats a symbol more than three times, which the subtractive pair in MMMDCLIV exists to avoid."
    },
    {
      "invalid": "MMMDCLVIIII",
      "value": 3659,
      "canonical": "MMMDCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3659. It repeats a symbol more than three times, which the subtractive pair in MMMDCLIX exists to avoid."
    },
    {
      "invalid": "MMMDCLXIIII",
      "value": 3664,
      "canonical": "MMMDCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3664. It repeats a symbol more than three times, which the subtractive pair in MMMDCLXIV exists to avoid."
    },
    {
      "invalid": "MMMDCLXVIIII",
      "value": 3669,
      "canonical": "MMMDCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3669. It repeats a symbol more than three times, which the subtractive pair in MMMDCLXIX exists to avoid."
    },
    {
      "invalid": "MMMDCLXXIIII",
      "value": 3674,
      "canonical": "MMMDCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3674. It repeats a symbol more than three times, which the subtractive pair in MMMDCLXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCLXXVIIII",
      "value": 3679,
      "canonical": "MMMDCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3679. It repeats a symbol more than three times, which the subtractive pair in MMMDCLXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCLXXXIIII",
      "value": 3684,
      "canonical": "MMMDCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3684. It repeats a symbol more than three times, which the subtractive pair in MMMDCLXXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCLXXXVIIII",
      "value": 3689,
      "canonical": "MMMDCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3689. It repeats a symbol more than three times, which the subtractive pair in MMMDCLXXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCLXXXX",
      "value": 3690,
      "canonical": "MMMDCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3690. It repeats a symbol more than three times, which the subtractive pair in MMMDCXC exists to avoid."
    },
    {
      "invalid": "MMMDCLXXXXI",
      "value": 3691,
      "canonical": "MMMDCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3691. It repeats a symbol more than three times, which the subtractive pair in MMMDCXCI exists to avoid."
    },
    {
      "invalid": "MMMDCLXXXXII",
      "value": 3692,
      "canonical": "MMMDCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3692. It repeats a symbol more than three times, which the subtractive pair in MMMDCXCII exists to avoid."
    },
    {
      "invalid": "MMMDCLXXXXIII",
      "value": 3693,
      "canonical": "MMMDCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3693. It repeats a symbol more than three times, which the subtractive pair in MMMDCXCIII exists to avoid."
    },
    {
      "invalid": "MMMDCLXXXXIIII",
      "value": 3694,
      "canonical": "MMMDCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3694. It repeats a symbol more than three times, which the subtractive pair in MMMDCXCIV exists to avoid."
    },
    {
      "invalid": "MMMDCLXXXXV",
      "value": 3695,
      "canonical": "MMMDCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3695. It repeats a symbol more than three times, which the subtractive pair in MMMDCXCV exists to avoid."
    },
    {
      "invalid": "MMMDCLXXXXVI",
      "value": 3696,
      "canonical": "MMMDCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3696. It repeats a symbol more than three times, which the subtractive pair in MMMDCXCVI exists to avoid."
    },
    {
      "invalid": "MMMDCLXXXXVII",
      "value": 3697,
      "canonical": "MMMDCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3697. It repeats a symbol more than three times, which the subtractive pair in MMMDCXCVII exists to avoid."
    },
    {
      "invalid": "MMMDCLXXXXVIII",
      "value": 3698,
      "canonical": "MMMDCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3698. It repeats a symbol more than three times, which the subtractive pair in MMMDCXCVIII exists to avoid."
    },
    {
      "invalid": "MMMDCLXXXXVIIII",
      "value": 3699,
      "canonical": "MMMDCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3699. It repeats a symbol more than three times, which the subtractive pair in MMMDCXCIX exists to avoid."
    },
    {
      "invalid": "MMMDCCIIII",
      "value": 3704,
      "canonical": "MMMDCCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3704. It repeats a symbol more than three times, which the subtractive pair in MMMDCCIV exists to avoid."
    },
    {
      "invalid": "MMMDCCVIIII",
      "value": 3709,
      "canonical": "MMMDCCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3709. It repeats a symbol more than three times, which the subtractive pair in MMMDCCIX exists to avoid."
    },
    {
      "invalid": "MMMDCCXIIII",
      "value": 3714,
      "canonical": "MMMDCCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3714. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCXVIIII",
      "value": 3719,
      "canonical": "MMMDCCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3719. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCXXIIII",
      "value": 3724,
      "canonical": "MMMDCCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3724. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCXXVIIII",
      "value": 3729,
      "canonical": "MMMDCCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3729. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCXXXIIII",
      "value": 3734,
      "canonical": "MMMDCCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3734. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCXXXVIIII",
      "value": 3739,
      "canonical": "MMMDCCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3739. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCXXXX",
      "value": 3740,
      "canonical": "MMMDCCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3740. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXL exists to avoid."
    },
    {
      "invalid": "MMMDCCXXXXI",
      "value": 3741,
      "canonical": "MMMDCCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3741. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXLI exists to avoid."
    },
    {
      "invalid": "MMMDCCXXXXII",
      "value": 3742,
      "canonical": "MMMDCCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3742. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXLII exists to avoid."
    },
    {
      "invalid": "MMMDCCXXXXIII",
      "value": 3743,
      "canonical": "MMMDCCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3743. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXLIII exists to avoid."
    },
    {
      "invalid": "MMMDCCXXXXIIII",
      "value": 3744,
      "canonical": "MMMDCCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3744. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXLIV exists to avoid."
    },
    {
      "invalid": "MMMDCCXXXXV",
      "value": 3745,
      "canonical": "MMMDCCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3745. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXLV exists to avoid."
    },
    {
      "invalid": "MMMDCCXXXXVI",
      "value": 3746,
      "canonical": "MMMDCCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3746. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXLVI exists to avoid."
    },
    {
      "invalid": "MMMDCCXXXXVII",
      "value": 3747,
      "canonical": "MMMDCCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3747. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXLVII exists to avoid."
    },
    {
      "invalid": "MMMDCCXXXXVIII",
      "value": 3748,
      "canonical": "MMMDCCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3748. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXLVIII exists to avoid."
    },
    {
      "invalid": "MMMDCCXXXXVIIII",
      "value": 3749,
      "canonical": "MMMDCCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3749. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXLIX exists to avoid."
    },
    {
      "invalid": "MMMDCCLIIII",
      "value": 3754,
      "canonical": "MMMDCCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3754. It repeats a symbol more than three times, which the subtractive pair in MMMDCCLIV exists to avoid."
    },
    {
      "invalid": "MMMDCCLVIIII",
      "value": 3759,
      "canonical": "MMMDCCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3759. It repeats a symbol more than three times, which the subtractive pair in MMMDCCLIX exists to avoid."
    },
    {
      "invalid": "MMMDCCLXIIII",
      "value": 3764,
      "canonical": "MMMDCCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3764. It repeats a symbol more than three times, which the subtractive pair in MMMDCCLXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCLXVIIII",
      "value": 3769,
      "canonical": "MMMDCCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3769. It repeats a symbol more than three times, which the subtractive pair in MMMDCCLXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCLXXIIII",
      "value": 3774,
      "canonical": "MMMDCCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3774. It repeats a symbol more than three times, which the subtractive pair in MMMDCCLXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCLXXVIIII",
      "value": 3779,
      "canonical": "MMMDCCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3779. It repeats a symbol more than three times, which the subtractive pair in MMMDCCLXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCLXXXIIII",
      "value": 3784,
      "canonical": "MMMDCCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3784. It repeats a symbol more than three times, which the subtractive pair in MMMDCCLXXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCLXXXVIIII",
      "value": 3789,
      "canonical": "MMMDCCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3789. It repeats a symbol more than three times, which the subtractive pair in MMMDCCLXXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCLXXXX",
      "value": 3790,
      "canonical": "MMMDCCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3790. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXC exists to avoid."
    },
    {
      "invalid": "MMMDCCLXXXXI",
      "value": 3791,
      "canonical": "MMMDCCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3791. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXCI exists to avoid."
    },
    {
      "invalid": "MMMDCCLXXXXII",
      "value": 3792,
      "canonical": "MMMDCCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3792. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXCII exists to avoid."
    },
    {
      "invalid": "MMMDCCLXXXXIII",
      "value": 3793,
      "canonical": "MMMDCCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3793. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXCIII exists to avoid."
    },
    {
      "invalid": "MMMDCCLXXXXIIII",
      "value": 3794,
      "canonical": "MMMDCCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3794. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXCIV exists to avoid."
    },
    {
      "invalid": "MMMDCCLXXXXV",
      "value": 3795,
      "canonical": "MMMDCCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3795. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXCV exists to avoid."
    },
    {
      "invalid": "MMMDCCLXXXXVI",
      "value": 3796,
      "canonical": "MMMDCCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3796. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXCVI exists to avoid."
    },
    {
      "invalid": "MMMDCCLXXXXVII",
      "value": 3797,
      "canonical": "MMMDCCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3797. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXCVII exists to avoid."
    },
    {
      "invalid": "MMMDCCLXXXXVIII",
      "value": 3798,
      "canonical": "MMMDCCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3798. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXCVIII exists to avoid."
    },
    {
      "invalid": "MMMDCCLXXXXVIIII",
      "value": 3799,
      "canonical": "MMMDCCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3799. It repeats a symbol more than three times, which the subtractive pair in MMMDCCXCIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCIIII",
      "value": 3804,
      "canonical": "MMMDCCCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3804. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCVIIII",
      "value": 3809,
      "canonical": "MMMDCCCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3809. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCXIIII",
      "value": 3814,
      "canonical": "MMMDCCCXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3814. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCXVIIII",
      "value": 3819,
      "canonical": "MMMDCCCXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3819. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCXXIIII",
      "value": 3824,
      "canonical": "MMMDCCCXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3824. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCXXVIIII",
      "value": 3829,
      "canonical": "MMMDCCCXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3829. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCXXXIIII",
      "value": 3834,
      "canonical": "MMMDCCCXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3834. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCXXXVIIII",
      "value": 3839,
      "canonical": "MMMDCCCXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3839. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCXXXX",
      "value": 3840,
      "canonical": "MMMDCCCXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3840. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXL exists to avoid."
    },
    {
      "invalid": "MMMDCCCXXXXI",
      "value": 3841,
      "canonical": "MMMDCCCXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3841. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXLI exists to avoid."
    },
    {
      "invalid": "MMMDCCCXXXXII",
      "value": 3842,
      "canonical": "MMMDCCCXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3842. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXLII exists to avoid."
    },
    {
      "invalid": "MMMDCCCXXXXIII",
      "value": 3843,
      "canonical": "MMMDCCCXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3843. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXLIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCXXXXIIII",
      "value": 3844,
      "canonical": "MMMDCCCXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3844. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXLIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCXXXXV",
      "value": 3845,
      "canonical": "MMMDCCCXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3845. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXLV exists to avoid."
    },
    {
      "invalid": "MMMDCCCXXXXVI",
      "value": 3846,
      "canonical": "MMMDCCCXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3846. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXLVI exists to avoid."
    },
    {
      "invalid": "MMMDCCCXXXXVII",
      "value": 3847,
      "canonical": "MMMDCCCXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3847. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXLVII exists to avoid."
    },
    {
      "invalid": "MMMDCCCXXXXVIII",
      "value": 3848,
      "canonical": "MMMDCCCXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3848. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXLVIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCXXXXVIIII",
      "value": 3849,
      "canonical": "MMMDCCCXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3849. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXLIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCLIIII",
      "value": 3854,
      "canonical": "MMMDCCCLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3854. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCLIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCLVIIII",
      "value": 3859,
      "canonical": "MMMDCCCLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3859. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCLIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXIIII",
      "value": 3864,
      "canonical": "MMMDCCCLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3864. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCLXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXVIIII",
      "value": 3869,
      "canonical": "MMMDCCCLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3869. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCLXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXXIIII",
      "value": 3874,
      "canonical": "MMMDCCCLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3874. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCLXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXXVIIII",
      "value": 3879,
      "canonical": "MMMDCCCLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3879. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCLXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXXXIIII",
      "value": 3884,
      "canonical": "MMMDCCCLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3884. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCLXXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXXXVIIII",
      "value": 3889,
      "canonical": "MMMDCCCLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3889. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCLXXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXXXX",
      "value": 3890,
      "canonical": "MMMDCCCXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3890. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXC exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXXXXI",
      "value": 3891,
      "canonical": "MMMDCCCXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3891. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXCI exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXXXXII",
      "value": 3892,
      "canonical": "MMMDCCCXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3892. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXCII exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXXXXIII",
      "value": 3893,
      "canonical": "MMMDCCCXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3893. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXCIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXXXXIIII",
      "value": 3894,
      "canonical": "MMMDCCCXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3894. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXCIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXXXXV",
      "value": 3895,
      "canonical": "MMMDCCCXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3895. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXCV exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXXXXVI",
      "value": 3896,
      "canonical": "MMMDCCCXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3896. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXCVI exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXXXXVII",
      "value": 3897,
      "canonical": "MMMDCCCXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3897. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXCVII exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXXXXVIII",
      "value": 3898,
      "canonical": "MMMDCCCXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3898. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXCVIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCLXXXXVIIII",
      "value": 3899,
      "canonical": "MMMDCCCXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3899. It repeats a symbol more than three times, which the subtractive pair in MMMDCCCXCIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCC",
      "value": 3900,
      "canonical": "MMMCM",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3900. It repeats a symbol more than three times, which the subtractive pair in MMMCM exists to avoid."
    },
    {
      "invalid": "MMMDCCCCI",
      "value": 3901,
      "canonical": "MMMCMI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3901. It repeats a symbol more than three times, which the subtractive pair in MMMCMI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCII",
      "value": 3902,
      "canonical": "MMMCMII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3902. It repeats a symbol more than three times, which the subtractive pair in MMMCMII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCIII",
      "value": 3903,
      "canonical": "MMMCMIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3903. It repeats a symbol more than three times, which the subtractive pair in MMMCMIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCIIII",
      "value": 3904,
      "canonical": "MMMCMIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3904. It repeats a symbol more than three times, which the subtractive pair in MMMCMIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCV",
      "value": 3905,
      "canonical": "MMMCMV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3905. It repeats a symbol more than three times, which the subtractive pair in MMMCMV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCVI",
      "value": 3906,
      "canonical": "MMMCMVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3906. It repeats a symbol more than three times, which the subtractive pair in MMMCMVI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCVII",
      "value": 3907,
      "canonical": "MMMCMVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3907. It repeats a symbol more than three times, which the subtractive pair in MMMCMVII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCVIII",
      "value": 3908,
      "canonical": "MMMCMVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3908. It repeats a symbol more than three times, which the subtractive pair in MMMCMVIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCVIIII",
      "value": 3909,
      "canonical": "MMMCMIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3909. It repeats a symbol more than three times, which the subtractive pair in MMMCMIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCCX",
      "value": 3910,
      "canonical": "MMMCMX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3910. It repeats a symbol more than three times, which the subtractive pair in MMMCMX exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXI",
      "value": 3911,
      "canonical": "MMMCMXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3911. It repeats a symbol more than three times, which the subtractive pair in MMMCMXI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXII",
      "value": 3912,
      "canonical": "MMMCMXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3912. It repeats a symbol more than three times, which the subtractive pair in MMMCMXII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXIII",
      "value": 3913,
      "canonical": "MMMCMXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3913. It repeats a symbol more than three times, which the subtractive pair in MMMCMXIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXIIII",
      "value": 3914,
      "canonical": "MMMCMXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3914. It repeats a symbol more than three times, which the subtractive pair in MMMCMXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXV",
      "value": 3915,
      "canonical": "MMMCMXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3915. It repeats a symbol more than three times, which the subtractive pair in MMMCMXV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXVI",
      "value": 3916,
      "canonical": "MMMCMXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3916. It repeats a symbol more than three times, which the subtractive pair in MMMCMXVI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXVII",
      "value": 3917,
      "canonical": "MMMCMXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3917. It repeats a symbol more than three times, which the subtractive pair in MMMCMXVII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXVIII",
      "value": 3918,
      "canonical": "MMMCMXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3918. It repeats a symbol more than three times, which the subtractive pair in MMMCMXVIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXVIIII",
      "value": 3919,
      "canonical": "MMMCMXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3919. It repeats a symbol more than three times, which the subtractive pair in MMMCMXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXX",
      "value": 3920,
      "canonical": "MMMCMXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3920. It repeats a symbol more than three times, which the subtractive pair in MMMCMXX exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXI",
      "value": 3921,
      "canonical": "MMMCMXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3921. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXII",
      "value": 3922,
      "canonical": "MMMCMXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3922. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXIII",
      "value": 3923,
      "canonical": "MMMCMXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3923. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXIIII",
      "value": 3924,
      "canonical": "MMMCMXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3924. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXV",
      "value": 3925,
      "canonical": "MMMCMXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3925. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXVI",
      "value": 3926,
      "canonical": "MMMCMXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3926. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXVI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXVII",
      "value": 3927,
      "canonical": "MMMCMXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3927. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXVII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXVIII",
      "value": 3928,
      "canonical": "MMMCMXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3928. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXVIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXVIIII",
      "value": 3929,
      "canonical": "MMMCMXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3929. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXX",
      "value": 3930,
      "canonical": "MMMCMXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3930. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXX exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXI",
      "value": 3931,
      "canonical": "MMMCMXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3931. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXXI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXII",
      "value": 3932,
      "canonical": "MMMCMXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3932. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXXII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXIII",
      "value": 3933,
      "canonical": "MMMCMXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3933. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXXIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXIIII",
      "value": 3934,
      "canonical": "MMMCMXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3934. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXV",
      "value": 3935,
      "canonical": "MMMCMXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3935. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXXV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXVI",
      "value": 3936,
      "canonical": "MMMCMXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3936. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXXVI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXVII",
      "value": 3937,
      "canonical": "MMMCMXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3937. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXXVII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXVIII",
      "value": 3938,
      "canonical": "MMMCMXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3938. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXXVIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXVIIII",
      "value": 3939,
      "canonical": "MMMCMXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3939. It repeats a symbol more than three times, which the subtractive pair in MMMCMXXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXX",
      "value": 3940,
      "canonical": "MMMCMXL",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3940. It repeats a symbol more than three times, which the subtractive pair in MMMCMXL exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXXI",
      "value": 3941,
      "canonical": "MMMCMXLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3941. It repeats a symbol more than three times, which the subtractive pair in MMMCMXLI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXXII",
      "value": 3942,
      "canonical": "MMMCMXLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3942. It repeats a symbol more than three times, which the subtractive pair in MMMCMXLII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXXIII",
      "value": 3943,
      "canonical": "MMMCMXLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3943. It repeats a symbol more than three times, which the subtractive pair in MMMCMXLIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXXIIII",
      "value": 3944,
      "canonical": "MMMCMXLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3944. It repeats a symbol more than three times, which the subtractive pair in MMMCMXLIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXXV",
      "value": 3945,
      "canonical": "MMMCMXLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3945. It repeats a symbol more than three times, which the subtractive pair in MMMCMXLV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXXVI",
      "value": 3946,
      "canonical": "MMMCMXLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3946. It repeats a symbol more than three times, which the subtractive pair in MMMCMXLVI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXXVII",
      "value": 3947,
      "canonical": "MMMCMXLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3947. It repeats a symbol more than three times, which the subtractive pair in MMMCMXLVII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXXVIII",
      "value": 3948,
      "canonical": "MMMCMXLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3948. It repeats a symbol more than three times, which the subtractive pair in MMMCMXLVIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCXXXXVIIII",
      "value": 3949,
      "canonical": "MMMCMXLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3949. It repeats a symbol more than three times, which the subtractive pair in MMMCMXLIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCCL",
      "value": 3950,
      "canonical": "MMMCML",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3950. It repeats a symbol more than three times, which the subtractive pair in MMMCML exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLI",
      "value": 3951,
      "canonical": "MMMCMLI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3951. It repeats a symbol more than three times, which the subtractive pair in MMMCMLI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLII",
      "value": 3952,
      "canonical": "MMMCMLII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3952. It repeats a symbol more than three times, which the subtractive pair in MMMCMLII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLIII",
      "value": 3953,
      "canonical": "MMMCMLIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3953. It repeats a symbol more than three times, which the subtractive pair in MMMCMLIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLIIII",
      "value": 3954,
      "canonical": "MMMCMLIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3954. It repeats a symbol more than three times, which the subtractive pair in MMMCMLIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLV",
      "value": 3955,
      "canonical": "MMMCMLV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3955. It repeats a symbol more than three times, which the subtractive pair in MMMCMLV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLVI",
      "value": 3956,
      "canonical": "MMMCMLVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3956. It repeats a symbol more than three times, which the subtractive pair in MMMCMLVI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLVII",
      "value": 3957,
      "canonical": "MMMCMLVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3957. It repeats a symbol more than three times, which the subtractive pair in MMMCMLVII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLVIII",
      "value": 3958,
      "canonical": "MMMCMLVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3958. It repeats a symbol more than three times, which the subtractive pair in MMMCMLVIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLVIIII",
      "value": 3959,
      "canonical": "MMMCMLIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3959. It repeats a symbol more than three times, which the subtractive pair in MMMCMLIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLX",
      "value": 3960,
      "canonical": "MMMCMLX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3960. It repeats a symbol more than three times, which the subtractive pair in MMMCMLX exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXI",
      "value": 3961,
      "canonical": "MMMCMLXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3961. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXII",
      "value": 3962,
      "canonical": "MMMCMLXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3962. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXIII",
      "value": 3963,
      "canonical": "MMMCMLXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3963. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXIIII",
      "value": 3964,
      "canonical": "MMMCMLXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3964. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXV",
      "value": 3965,
      "canonical": "MMMCMLXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3965. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXVI",
      "value": 3966,
      "canonical": "MMMCMLXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3966. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXVI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXVII",
      "value": 3967,
      "canonical": "MMMCMLXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3967. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXVII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXVIII",
      "value": 3968,
      "canonical": "MMMCMLXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3968. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXVIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXVIIII",
      "value": 3969,
      "canonical": "MMMCMLXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3969. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXX",
      "value": 3970,
      "canonical": "MMMCMLXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3970. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXX exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXI",
      "value": 3971,
      "canonical": "MMMCMLXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3971. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXII",
      "value": 3972,
      "canonical": "MMMCMLXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3972. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXIII",
      "value": 3973,
      "canonical": "MMMCMLXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3973. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXIIII",
      "value": 3974,
      "canonical": "MMMCMLXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3974. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXV",
      "value": 3975,
      "canonical": "MMMCMLXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3975. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXVI",
      "value": 3976,
      "canonical": "MMMCMLXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3976. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXVI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXVII",
      "value": 3977,
      "canonical": "MMMCMLXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3977. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXVII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXVIII",
      "value": 3978,
      "canonical": "MMMCMLXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3978. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXVIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXVIIII",
      "value": 3979,
      "canonical": "MMMCMLXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3979. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXX",
      "value": 3980,
      "canonical": "MMMCMLXXX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3980. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXX exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXI",
      "value": 3981,
      "canonical": "MMMCMLXXXI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3981. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXXI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXII",
      "value": 3982,
      "canonical": "MMMCMLXXXII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3982. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXXII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXIII",
      "value": 3983,
      "canonical": "MMMCMLXXXIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3983. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXXIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXIIII",
      "value": 3984,
      "canonical": "MMMCMLXXXIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3984. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXXIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXV",
      "value": 3985,
      "canonical": "MMMCMLXXXV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3985. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXXV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXVI",
      "value": 3986,
      "canonical": "MMMCMLXXXVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3986. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXXVI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXVII",
      "value": 3987,
      "canonical": "MMMCMLXXXVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3987. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXXVII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXVIII",
      "value": 3988,
      "canonical": "MMMCMLXXXVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3988. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXXVIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXVIIII",
      "value": 3989,
      "canonical": "MMMCMLXXXIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3989. It repeats a symbol more than three times, which the subtractive pair in MMMCMLXXXIX exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXX",
      "value": 3990,
      "canonical": "MMMCMXC",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3990. It repeats a symbol more than three times, which the subtractive pair in MMMCMXC exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXXI",
      "value": 3991,
      "canonical": "MMMCMXCI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3991. It repeats a symbol more than three times, which the subtractive pair in MMMCMXCI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXXII",
      "value": 3992,
      "canonical": "MMMCMXCII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3992. It repeats a symbol more than three times, which the subtractive pair in MMMCMXCII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXXIII",
      "value": 3993,
      "canonical": "MMMCMXCIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3993. It repeats a symbol more than three times, which the subtractive pair in MMMCMXCIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXXIIII",
      "value": 3994,
      "canonical": "MMMCMXCIV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3994. It repeats a symbol more than three times, which the subtractive pair in MMMCMXCIV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXXV",
      "value": 3995,
      "canonical": "MMMCMXCV",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3995. It repeats a symbol more than three times, which the subtractive pair in MMMCMXCV exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXXVI",
      "value": 3996,
      "canonical": "MMMCMXCVI",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3996. It repeats a symbol more than three times, which the subtractive pair in MMMCMXCVI exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXXVII",
      "value": 3997,
      "canonical": "MMMCMXCVII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3997. It repeats a symbol more than three times, which the subtractive pair in MMMCMXCVII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXXVIII",
      "value": 3998,
      "canonical": "MMMCMXCVIII",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3998. It repeats a symbol more than three times, which the subtractive pair in MMMCMXCVIII exists to avoid."
    },
    {
      "invalid": "MMMDCCCCLXXXXVIIII",
      "value": 3999,
      "canonical": "MMMCMXCIX",
      "rule": "repeat-over-three",
      "reason": "Additive spelling of 3999. It repeats a symbol more than three times, which the subtractive pair in MMMCMXCIX exists to avoid."
    }
  ]
}