Rules of chess the one nearest White's side of the board. Each square of the board, then, is uniquely identified by its file letter and rank number. The white king, for example, starts the game on square e1. The black knight on b8 can move to a6 or c6. In formal competition, each player is obliged to record each move as it is played in a chess notation in order to settle disputes about illegal positions, overstepping time control, and making claims of draws by the fifty-move rule or repetition of position. Algebraic chess notation is the accepted standard for recording games today.
Apocalypse (chess variant) A footman promotes to horseman when reaching the last , but only when the player has fewer than two horsemen. Otherwise the player must redeploy the footman to any vacant square. A player wins by being first to eliminate all of the opponent's footmen. Accumulating two penalty points forfeits the game. A stalemate is a draw. Bibliography Apocalypse (chess variant) Apocalypse is a chess variant invented by C. S. Elliott in 1976. The players each start with two "horsemen" and five "footmen" on a 5×5 board. The two sides make their moves simultaneously. The game was featured in Issue 53