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  2. Chess opening - Wikipedia

    en.wikipedia.org/wiki/Chess_opening

    Chess openings are primarily categorized by move sequences. [19] In the initial position, White has twenty legal moves. [ 20 ] Of these, 1.e4, 1.d4, 1.Nf3, and 1.c4 are by far the most popular as these moves do the most to promote rapid development and control of the center.

  3. Killer heuristic - Wikipedia

    en.wikipedia.org/wiki/Killer_heuristic

    In competitive two-player games, the killer heuristic is a move-ordering method based on the observation that a strong move or small set of such moves in a particular position may be equally strong in similar positions at the same move (ply) in the game tree. Retaining such moves obviates the effort of rediscovering them in sibling nodes.

  4. Chess - Wikipedia

    en.wikipedia.org/wiki/Chess

    It is sometimes called international chess or Western chess to distinguish it from related games such as xiangqi (Chinese chess) and shogi (Japanese chess). Chess is an abstract strategy game 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 ...

  5. Candidate move - Wikipedia

    en.wikipedia.org/wiki/Candidate_move

    In abstract strategy board games, candidate moves are moves which, upon initial observation of the position, seem to warrant further analysis. [ 1 ] [ 2 ] [ 3 ] Although in theory the idea of candidate moves can be applied to games such as checkers , go , and xiangqi , it is most often used in the context of chess .

  6. Chess annotation symbols - Wikipedia

    en.wikipedia.org/wiki/Chess_annotation_symbols

    An exclamation point "!" indicates a good move, [2] especially one that is surprising or requires particular skill. The symbol may also be interpreted as "best move". Annotators are usually somewhat conservative with the use of this symbol; it is not usually awarded to obvious moves that capture material or deliver checkmate.

  7. Open Game - Wikipedia

    en.wikipedia.org/wiki/Open_Game

    White opens by playing 1.e4, which is the most popular opening move and has many strengths – it immediately stakes a claim in the center, and frees two pieces (the queen and king's bishop) for action. The oldest openings in chess follow 1.e4. Bobby Fischer wrote that 1.e4 is "Best by test."

  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. Bird's Opening - Wikipedia

    en.wikipedia.org/wiki/Bird's_Opening

    Bird's Opening (or the Dutch Attack) is a chess opening characterised by the move: 1. f4. Named after 19th century English player Henry Bird, Bird's opening is a standard flank opening. White's strategic ideas involve control of the e5-square, offering good attacking chances at the expense of slightly weakening their own kingside. Black may ...