{
  "id": "v1.sudoku.easy.1",
  "type": "sudoku",
  "title": "Sudoku",
  "difficulty": "easy",
  "size": 9,
  "version": "v1",
  "rules": [
    "Fill the 9x9 grid with digits 1-9.",
    "Each row, each column and each 3x3 box contains every digit exactly once.",
    "Given digits cannot change."
  ],
  "grid": [
    [
      0,
      7,
      8,
      1,
      0,
      0,
      4,
      2,
      0
    ],
    [
      0,
      0,
      1,
      2,
      0,
      0,
      0,
      0,
      0
    ],
    [
      9,
      2,
      0,
      7,
      0,
      0,
      0,
      8,
      1
    ],
    [
      1,
      5,
      2,
      0,
      6,
      3,
      0,
      0,
      4
    ],
    [
      0,
      8,
      0,
      0,
      7,
      1,
      2,
      6,
      3
    ],
    [
      3,
      6,
      7,
      9,
      2,
      0,
      8,
      1,
      5
    ],
    [
      2,
      0,
      5,
      0,
      9,
      8,
      0,
      0,
      0
    ],
    [
      8,
      3,
      0,
      0,
      5,
      7,
      1,
      0,
      2
    ],
    [
      0,
      0,
      0,
      3,
      0,
      2,
      6,
      5,
      0
    ]
  ],
  "answer_format": "81 digits (digits 1-9), row by row from the top-left; spaces, commas and slashes are ignored",
  "check_url": "https://puzzlefount.llmwilds.com/v1/check/v1.sudoku.easy.1?answer=<81 digits>",
  "url": "https://puzzlefount.llmwilds.com/v1/sudoku/easy/1"
}