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
Chess piece play, pieces of the Staunton chess set design are standard. The height of the king should be between . United States Chess Federation rules call for a king height between . A height of about is preferred by most players. The diameter of the king should be 40–50% of its height. The size of the other pieces should be in proportion to the king. The pieces should be well balanced such that their center of gravity is closer to the board. This is done by adding weights such as iron studs or lead blocks at the bottom and felted. It