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 "!!" an excellent move, "?" a mistake, "??" a blunder, "!?" an interesting move that may not be best, or "?!" a dubious move not easily refuted. For example, one variation of a simple trap known as the Scholar's mate (see animated diagram) can be recorded: The text-based Portable Game Notation (PGN), which is understood by chess software, is based on short form English language algebraic notation. Until about 1980, the majority of English language chess publications used a form of descriptive notation. In descriptive notation, files are named according to the piece which occupies the back rank at the