#chess_move__chessmove  the act of moving a chess piece
  supertype:  #move.turn  (games) a player's turn to move a piece or take some other permitted action
  part of:  #chess_game
  subtype:  #castling__castle  interchanging the positions of the king and a rook
  subtype:  #capture  the removal of an opponent's piece from the chess board
  subtype:  #check  (chess) a direct attack on an opponent's king
     subtype:  #discovered_check  a check on the opponent's king that is delivered by moving a piece out of the line of attack by a queen or rook or bishop
  subtype:  #checkmate.chess_move__mate  a chess move constituting an inescapable and indefensible attack on the opponent's king
  subtype:  #gambit  a chess move early in the game in which the player sacrifices minor pieces in order to obtain an advantageous position

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