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This glossary of chess explains commonly used terms in chess, in alphabetical order.Some of these terms have their own pages, like fork and pin.For a list of unorthodox chess pieces, see Fairy chess piece; for a list of terms specific to chess problems, see Glossary of chess problems; for a list of named opening lines, see List of chess openings; for a list of chess-related games, see List of ...
For example, if a player has (in order) a win, loss, win, draw, and a loss; his round-by-round score will be 1, 1, 2, 2½, 2½. The sum of these numbers is 9. The sum of these numbers is 9. Additionally, one point is subtracted from the sum for each unplayed win, and ½ point is subtracted for each unplayed draw.
A piece leaves a square, and then later in the solution returns to it by a circuitous route (for example, a rook moves e3–g3–g5–e5–e3). Cf. switchback, in which the route taken to the original square is direct. royal piece In the context of chess variants, a piece subject to check and checkmate, as the king is in orthodox chess. [7]
They include modern variations employing different rules (e.g. losing chess and Chess960 [note 8]), different forces (e.g. Dunsany's chess), non-standard pieces (e.g. Grand Chess), and different board geometries (e.g. hexagonal chess and infinite chess); In the context of chess variants, chess is commonly referred to as orthodox chess ...
There are other symbols used by various chess engines and publications, such as Chess Informant and Encyclopaedia of Chess Openings, when annotating moves or describing positions. [8] Many of the symbols now have Unicode encodings, but quite a few still require a special chess font with appropriated characters.
In chess, a combination is a sequence of moves, often initiated by a sacrifice, which leaves the opponent few options and results in tangible gain. At most points in a chess game, each player has several reasonable options from which to choose, which makes it difficult to plan ahead except in strategic terms. Combinations, in contrast to the ...
Chess puzzles can also be regular positions from actual games, usually meant as tactical training positions. They can range from a simple "Mate in one" combination to a complex attack on the enemy king. Solving tactical chess puzzles is a very common chess teaching technique. They are helpful in pattern recognition.
In chess, two squares are corresponding squares (also known as relative squares, sister squares, or coordinate squares [1]) if the occupation of one of these squares by a king requires the enemy king to move to the other square in order to hold the position. Corresponding squares exist in some chess endgames, usually ones that are mostly ...