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  2. Checkmate - Wikipedia

    en.wikipedia.org/wiki/Checkmate

    A checkmate may occur in as few as two moves on one side with all of the pieces still on the board (as in fool's mate, in the opening phase of the game), in a middlegame position (as in the 1956 game called the Game of the Century between Donald Byrne and Bobby Fischer), [3] or after many moves with as few as three pieces in an endgame position.

  3. Check (chess) - Wikipedia

    en.wikipedia.org/wiki/Check_(chess)

    In chess and similar games, check is a condition that occurs when a player's king is under threat of capture on the opponent's next turn. A king so threatened is said to be in check . A player must get out of check if possible by moving the king to an unattacked square, interposing a piece between the threatening piece and the king, or ...

  4. Double check - Wikipedia

    en.wikipedia.org/wiki/Double_check

    In chess and other related games, a double check is a check delivered by two pieces simultaneously. [1] [2] In chess notation, it is almost always represented the same way as a single check ("+"), but is sometimes symbolized by "++". (The symbol "++", however, is also sometimes used to denote checkmate. [3]) This article uses "++" for double ...

  5. 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.

  6. Endgame tablebase - Wikipedia

    en.wikipedia.org/wiki/Endgame_tablebase

    Depth to mate (DTM) – The game can only be won by checkmate. Depth to conversion (DTC) – The game can be won by checkmate, capturing material or promoting a pawn. For example, in KQKR, conversion occurs when White captures the Black rook. Depth to zeroing (DTZ) – The game can be won by checkmate, capturing material or moving a pawn. For ...

  7. Fool's mate - Wikipedia

    en.wikipedia.org/wiki/Fool's_mate

    Fool's mate was named and described in The Royal Game of Chess-Play, a 1656 text by Francis Beale that adapted the work of the early chess writer Gioachino Greco. [2]Prior to the mid-19th century, there was not a prevailing convention as to whether White or Black moved first; according to Beale, the matter was to be decided in some prior contest or decision of the players' choice. [3]

  8. 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 ...

  9. Checkmate pattern - Wikipedia

    en.wikipedia.org/wiki/Checkmate_pattern

    The checkmate is named after Richard Réti, who delivered it in an 11-move game [24] against Savielly Tartakower in 1910 in Vienna. It works by trapping the enemy king with four of its own pieces that are situated on flight squares and then attacking it with a bishop that is protected by a rook or queen.