#checkers__draughts  a checkerboard game for two players who each have 12 pieces; the object is to jump over and so capture the opponent's pieces
  supertype:  #board_game__boardgame  a game played on a specially designed board
  part:  #checkerboard  a board having 64 squares of two alternating colors
     part:  #square.artifact  any artifact having a shape similar to a plane geometric figure with four equal sides and four right angles; "a checkerboard has 64 squares"
     part:  #diagonal.line  an oblique line of squares of the same color on a checkerboard; "the bishop moves on the diagonals"

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