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Rh give his adversary any information concerning it.

XXVIII. A player loses a game:— (a) When a dispute arises and he refuses to accept the opinion of a bystander or umpire, or that of a recognized authority. (b) When he ceases to play and fails to resume within a reasonable time. (c) When he wilfully disarranges the men or upsets the board.

XXIX. A player may claim a draw:— (a) When the same move, or series of moves, has been repeated three times. (b) When the same position has occurred three times, it being the same player's turn to move each time. (c) When, after fifty moves, no Piece or Pawn has been captured by either side.

XXX. The player giving odds is entitled to the choice of color and to the first move unless otherwise agreed.