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  2. Chess opening book (computers) - Wikipedia

    en.wikipedia.org/wiki/Chess_opening_book_(computers)

    Opening book is often used to describe the database of chess openings given to computer chess programs (and related games, such as computer shogi). Such programs are quite significantly enhanced through the provision of an electronic version of an opening book. This eliminates the need for the program to calculate the best lines during ...

  3. List of chess openings - Wikipedia

    en.wikipedia.org/wiki/List_of_chess_openings

    This is a list of chess openings, organised by the Encyclopaedia of Chess Openings (ECO) code classification system. The chess openings are categorised into five ...

  4. List of chess software - Wikipedia

    en.wikipedia.org/wiki/List_of_chess_software

    A chess engine generates moves, but is accessed via a command-line interface with no graphics. A dedicated chess computer has been purpose built solely to play chess. A graphical user interface (GUI) allows one to import and load an engine, and play against it. A chess database allows one to import, edit, and analyze a large archive of past games.

  5. Chess opening - Wikipedia

    en.wikipedia.org/wiki/Chess_opening

    The opening is the initial stage of a chess game. It usually consists of established theory.The other phases are the middlegame and the endgame. [1] Many opening sequences, known as openings, have standard names such as "Sicilian Defense".

  6. Closed Game - Wikipedia

    en.wikipedia.org/wiki/Closed_Game

    A Closed Game (or Double Queen's Pawn Opening) is a chess opening that begins with the moves: . 1. d4 d5. The move 1.d4 offers the same benefits to development and center control as does 1.e4, but unlike with the king's pawn openings where the e4-pawn is undefended after the first move, the d4-pawn is protected by White's queen.

  7. Semi-Open Game - Wikipedia

    en.wikipedia.org/wiki/Semi-Open_Game

    A Semi-Open Game is a chess opening in which White plays 1.e4 and Black breaks symmetry immediately by replying with a move other than 1...e5. The Semi-Open Games are also called Single King Pawn, Asymmetrical King Pawn, or Half-Open Games (or Openings), and are the complement of the Open Games or Double King Pawn Games which begin 1.e4 e5.

  8. Open Game - Wikipedia

    en.wikipedia.org/wiki/Open_Game

    An Open Game (or Double King's Pawn Opening) is a generic term for a family of chess openings beginning with the moves: 1. e4 e5. White has moved the king's pawn two squares and Black has replied in kind. The result is an Open Game. Other responses to 1.e4 are termed Semi-Open Games or Single King's Pawn Games.

  9. Semi-Closed Game - Wikipedia

    en.wikipedia.org/wiki/Semi-Closed_Game

    The remaining semi-closed openings are uncommon. The Polish Defense has never been very popular but has been tried by Spassky, Ljubojević, and Csom, among others.The Queen's Knight Defense is an uncommon opening that often transposes to the Nimzowitsch Defence after 1.d4 Nc6 2.e4 or the Chigorin Defense after 2.c4 d5, although it can lead to unique lines, for example after 1.d4 Nc6 2.d5 or 2 ...