{
 "grid_size": 7,
 "polyominos": [
  {
   "tiles": [
    [
     3,
     2
    ],
    [
     3,
     3
    ]
   ],
   "piece_type": "MOVABLE",
   "poly_id": 0,
   "color": [
    0,
    90,
    90
   ]
  },
  {
   "tiles": [
    [
     0,
     1
    ],
    [
     0,
     2
    ]
   ],
   "piece_type": "MOVABLE",
   "poly_id": 1,
   "color": [
    0,
    90,
    90
   ]
  },
  {
   "tiles": [
    [
     0,
     4
    ],
    [
     0,
     5
    ]
   ],
   "piece_type": "MOVABLE",
   "poly_id": 2,
   "color": [
    0,
    90,
    90
   ]
  },
  {
   "tiles": [
    [
     4,
     4
    ],
    [
     5,
     4
    ],
    [
     5,
     5
    ]
   ],
   "piece_type": "MOVABLE",
   "poly_id": 3,
   "color": [
    0,
    90,
    90
   ]
  },
  {
   "tiles": [
    [
     2,
     1
    ]
   ],
   "piece_type": "BARRIER"
  },
  {
   "tiles": [
    [
     2,
     3
    ]
   ],
   "piece_type": "BARRIER"
  },
  {
   "tiles": [
    [
     2,
     4
    ]
   ],
   "piece_type": "BARRIER"
  },
  {
   "tiles": [
    [
     2,
     5
    ]
   ],
   "piece_type": "BARRIER"
  },
  {
   "tiles": [
    [
     2,
     6
    ]
   ],
   "piece_type": "BARRIER"
  },
  {
   "tiles": [
    [
     3,
     0
    ]
   ],
   "piece_type": "BARRIER"
  },
  {
   "tiles": [
    [
     3,
     1
    ]
   ],
   "piece_type": "BARRIER"
  },
  {
   "tiles": [
    [
     3,
     5
    ]
   ],
   "piece_type": "BARRIER"
  },
  {
   "tiles": [
    [
     4,
     1
    ]
   ],
   "piece_type": "BARRIER"
  },
  {
   "tiles": [
    [
     6,
     3
    ]
   ],
   "piece_type": "BARRIER"
  },
  {
   "tiles": [
    [
     6,
     4
    ]
   ],
   "piece_type": "BARRIER"
  },
  {
   "tiles": [
    [
     6,
     5
    ]
   ],
   "piece_type": "BARRIER"
  },
  {
   "tiles": [
    [
     6,
     6
    ]
   ],
   "piece_type": "BARRIER"
  }
 ],
 "level_color": [
  0,
  90,
  90
 ],
 "meta": {
  "generator": "random_boards",
  "preset": "7x7/4",
  "tier": "easy",
  "seed": 5180384,
  "floor": 9,
  "soft_flaws": [],
  "hard_flaws": [],
  "beautify": {
   "removed": 0,
   "filled": 3
  },
  "taste": {
   "score": 3,
   "verdict": "tidy",
   "summary": "The board has several fragmented wall sections in the center; joining the column 2 and column 3 barriers into a solid structure would make the layout look more intentional and less cluttered.",
   "issues": [
    {
     "kind": "ragged_shell",
     "cells": [
      [
       6,
       3
      ],
      [
       6,
       4
      ],
      [
       6,
       5
      ],
      [
       6,
       6
      ]
     ],
     "note": "The right-side wall is a straight line but leaves a 1-cell gap at the bottom right corner (6,6 is the edge, but the shell is the outer boundary; however, the layout feels like a notch is missing at the bottom)."
    },
    {
     "kind": "near_miss",
     "cells": [
      [
       3,
       5
      ]
     ],
     "note": "The barrier at [3, 5] is a single cell protruding from the wall at [2, 5], creating a small tooth."
    },
    {
     "kind": "near_miss",
     "cells": [
      [
       2,
       3
      ],
      [
       2,
       4
      ],
      [
       2,
       5
      ],
      [
       2,
       6
      ]
     ],
     "note": "The wall at column 2 is separated from the wall at column 3 by a 1-cell gap at [3, 2], [3, 3], [3, 4]."
    }
   ],
   "suggest_fill": [
    [
     3,
     2
    ],
    [
     3,
     3
    ],
    [
     3,
     4
    ]
   ],
   "suggest_remove": [
    [
     3,
     5
    ]
   ],
   "model": "gemma4:31b"
  },
  "space": {
   "optimal": 12,
   "states": 1290,
   "dead_frac": 0.577,
   "optimal_lines": 198,
   "progress_frac": 0.362,
   "fatal_frac": 0.217,
   "fatal_merge_frac": 0.556,
   "forced_frac": 0.583,
   "survive_random": 0.0821,
   "mean_branching": 5.75,
   "solvable_frac": 0.423,
   "min_carry": 0,
   "carry_frac": 0.0
  },
  "id": "daily_2026-10-23_easy",
  "date": "2026-10-23",
  "band": "easy",
  "difficulty_score": -0.921,
  "optimal_len": 12,
  "title": "Oct 23",
  "rev": "065553a0"
 }
}