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  2. Zugzwang - Wikipedia

    en.wikipedia.org/wiki/Zugzwang

    The diagram shows a position of reciprocal zugzwang. If Black is to move, 1... Kd7 is forced, which loses because White will move 2. Kb7, promote the pawn, and win. If White is to move the result is a draw as White must either stalemate Black with 1. Kc6 or allow Black to capture the pawn. Since each side would be in zugzwang if it were their ...

  3. Chess annotation symbols - Wikipedia

    en.wikipedia.org/wiki/Chess_annotation_symbols

    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.

  4. Fifty-move rule - Wikipedia

    en.wikipedia.org/wiki/Fifty-move_rule

    The relevant part of the FIDE laws of chess is quoted below: [4]. 9.3 The game is drawn, upon a correct claim by a player having the move, if: 9.3.1 he writes his move, which cannot be changed, on his scoresheet and declares to the arbiter his intention to make this move which will result in the last 50 moves by each player having been made without the movement of any pawn and without any ...

  5. Glossary of chess - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_chess

    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 ...

  6. Solving chess - Wikipedia

    en.wikipedia.org/wiki/Solving_chess

    Furthermore, Shannon's calculation for the complexity of chess assumes an average game length of 40 moves, but there is no mathematical basis to say that a forced win by either side would have any relation to this game length. Indeed, some expertly played games (grandmaster-level play) have been as short as 16 moves.

  7. Forced move - Wikipedia

    en.wikipedia.org/?title=Forced_move&redirect=no

    This page was last edited on 13 April 2009, at 22:18 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may ...

  8. Rules of chess - Wikipedia

    en.wikipedia.org/wiki/Rules_of_chess

    Staunton style chess pieces. Left to right: king, rook, queen, pawn, knight, bishop. The rules of chess (also known as the laws of chess) govern the play of the game of chess. Chess is a two-player abstract strategy board game. Each player controls sixteen pieces of six types on a chessboard. Each type of piece moves in a distinct way.

  9. En passant - Wikipedia

    en.wikipedia.org/wiki/En_passant

    The en passant capture is the only capturing move in chess where the capturing piece moves to a square not occupied by the captured piece. [6]: 463 Because many casual players are unfamiliar with or misunderstand the en passant rule, administrators on internet chess sites frequently receive erroneous complaints of bugs, cheating or hacking. [7]