Chaturanga is an old Indian two-player board game that was invented at least 1,500 years ago and is believed to be the earliest predecessor of the game of chess.
Refers to a game of chess that has a fast time control. Speed chess is fun to watch and to play. It has been suggested that the faster a time control is, the lower the quality of the game.
is a well-known piece configuration that is created when a player places their heavy pieces on the same file, thereby creating a battery specifically by placing the queen behind both rooks.
A move which can win material, checkmate, or make progress next move if the opponent does not stop it. Attacking an undefended piece is a possible threat.