Lichess-ML-v2 / README.md
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metadata
dataset_info:
  features:
    - name: board
      dtype:
        array2_d:
          shape:
            - 8
            - 8
          dtype: int32
    - name: move_played
      dtype: int32
    - name: turn_color
      dtype: int8
    - name: legal_move_mask
      list: bool
      length: 1968
    - name: winner_color
      dtype: int8
    - name: castling_rights
      list: bool
      length: 4
    - name: en_passant_rights
      dtype: int8
    - name: move_number
      dtype: int32
    - name: number_of_pieces_on_board
      dtype: int32
    - name: UTCDate
      dtype: string
    - name: UTCTime
      dtype: string
    - name: WhiteElo
      dtype: int32
    - name: BlackElo
      dtype: int32
    - name: ECO
      dtype: string
    - name: Opening
      dtype: string
  splits:
    - name: train
      num_bytes: 734206722
      num_examples: 1167921
  download_size: 66116899
  dataset_size: 734206722
configs:
  - config_name: default
    data_files:
      - split: train
        path: data/train-*