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.
Dark chess Dark chess Dark chess is a chess variant with incomplete information, similar to Kriegspiel. It was invented by Jens Bæk Nielsen and Torben Osted in 1989. A player does not see the entire board, only their own pieces and the squares that they can legally move to. The goal of this chess variant is not to checkmate the king, but to capture it. A player is not told if their king is in check. Failing to move out of check, or moving into check, are both legal, and can obviously result in a capture and loss of the game. Each