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  2. Rules of chess - Wikipedia

    en.wikipedia.org/wiki/Rules_of_chess

    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 .

  3. List of chess variants - Wikipedia

    en.wikipedia.org/wiki/List_of_chess_variants

    The chess variants listed below are derived from chess by changing one or more of the many rules of the game. The rules can be grouped into categories, from the most innocuous (starting position) to the most dramatic (adding chance/randomness to the gameplay after the initial piece placement).

  4. Corresponding squares - Wikipedia

    en.wikipedia.org/wiki/Corresponding_squares

    Being on a square when the opponent is not on the corresponding square is a disadvantage. The squares labeled "2" are similar corresponding squares. If the white king is on the d5 square (the middle one labeled "3"), he is threatening to move to either the "1" square or the "2" square. Therefore, the black king must be in a position to move to ...

  5. Chess - Wikipedia

    en.wikipedia.org/wiki/Chess

    Chess is an abstract strategy board game for two players which involves no hidden information and no elements of chance. It is played on a square game board called a chessboard containing 64 squares arranged in an 8×8 grid.

  6. Castling - Wikipedia

    en.wikipedia.org/wiki/Castling

    Castling is a move in chess.It consists of moving the king two squares toward a rook on the same rank and then moving the rook to the square that the king passed over. [2] ...

  7. Glossary of chess - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_chess

    Describes a piece that threatens a number of squares, or that has a number of squares available for its next move. It may also describe an aggressive style of play. [2] Antonym: passive. Envelope used for the adjournment of a match game Efim Geller vs. Bent Larsen, Copenhagen 1966 adjournment Suspension of a chess game with the intention to ...

  8. Threefold repetition - Wikipedia

    en.wikipedia.org/wiki/Threefold_repetition

    The rules for the first official World Chess Championship 1886 match between Wilhelm Steinitz and Johannes Zukertort stated: "... if both players repeat the same series of moves six times in succession, then either player may claim a draw." In two of the games the same position was repeated three times.

  9. Checkmate pattern - Wikipedia

    en.wikipedia.org/wiki/Checkmate_pattern

    The triangle mate involves a queen, supported by a rook on the same file two squares away, delivering checkmate to a king that is either at the edge of the board or whose escape is blocked by a piece; the queen, rook, and king together form a triangular shape, hence the name of the mating pattern.