Chess piece relative value of bishops is stronger than two rooks plus a knight . This situation is very rare. Black is ahead by counting material but in reality white is much better. White's queenside is perfectly defended. White can slowly build up pressure on black's weakened kingside. Black's extra queen has no target. White's dark-squared bishop is stronger than black's passive rook on f8. Principle of the redundancy of major pieces. Neither queen does anything that the other one cannot do. Chess piece relative value In chess, the chess piece relative value system conventionally assigns a point value to each piece when assessing
Fairy chess piece "pao" and "vao" (derived from the Chinese cannon) and the "mao" (derived from the horse). Those derived from the cannon are distinguished by moving as a hopper when capturing, but otherwise moving as a rider. Pieces from xiangqi are usually circular disks, labeled or engraved with a Chinese character identifying the piece. Pieces from shogi (Japanese chess) are usually wedge-shaped chips, with kanji characters identifying the piece. Fairy pieces vary in the way they move, but some may also have other special characteristics or powers. The joker (in one of its definitions) mimics the last move made by the opponent.