---
dataset_info:
  features:
  - name: user_prompt
    dtype: string
  - name: category
    dtype: string
  - name: source_type
    dtype: string
  - name: system_prompt
    dtype: string
  - name: fen_hash
    dtype: string
  - name: flags
    struct:
    - name: data_origin
      dtype: string
    - name: difficulty_range
      dtype: string
    - name: input_format
      dtype: string
    - name: num_moves_applied
      dtype: int64
    - name: puzzle_id
      dtype: string
    - name: rating
      dtype: int64
    - name: themes
      dtype: string
    - name: verification_includes_top_n_moves
      dtype: int64
  - name: verification_data
    struct:
    - name: applied_moves_uci
      sequence: string
    - name: attacked_targets
      list:
      - name: color
        dtype: string
      - name: piece_type
        dtype: string
      - name: square
        dtype: string
    - name: best_move_uci
      dtype: string
    - name: board_fen
      dtype: string
    - name: castling_fen
      dtype: string
    - name: en_passant_square
      dtype: string
    - name: eval_category
      dtype: string
    - name: eval_cp
      dtype: int64
    - name: eval_mate
      dtype: int64
    - name: final_fen
      dtype: string
    - name: from_square
      dtype: string
    - name: initial_fen
      dtype: string
    - name: is_game_over
      dtype: bool
    - name: king_attacked
      dtype: bool
    - name: legal_moves_uci
      sequence: string
    - name: piece_color
      dtype: string
    - name: piece_type
      dtype: string
    - name: pieces
      struct:
      - name: black
        struct:
        - name: bishop
          sequence: string
        - name: king
          sequence: string
        - name: knight
          sequence: string
        - name: pawn
          sequence: string
        - name: queen
          sequence: string
        - name: rook
          sequence: string
      - name: white
        struct:
        - name: bishop
          sequence: string
        - name: king
          sequence: string
        - name: knight
          sequence: string
        - name: pawn
          sequence: string
        - name: queen
          sequence: string
        - name: rook
          sequence: string
    - name: solution_uci
      sequence: string
    - name: top_moves_analysis
      list:
      - name: Centipawn
        dtype: int64
      - name: Mate
        dtype: int64
      - name: Move
        dtype: string
    - name: turn_color
      dtype: string
  splits:
  - name: train
    num_bytes: 149519992
    num_examples: 99600
  download_size: 22505439
  dataset_size: 149519992
configs:
- config_name: default
  data_files:
  - split: train
    path: data/train-*
---