Chess

Chess

Industry: Games

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Chess

occupation

Games; Chess

A Rook or Queen that controls a file or rank is said to occupy that file or rank. A piece is said to occupy the square it is sitting on.

official rules of chess

Games; Chess

Official FIDE publication setting forth the Laws of Chess.

open file

Games; Chess

A file cleared of Pawns. It offers a corridor for attack, especially if occupied by doubled Rooks. A file is still open even if it is occupied by pieces other than Pawns.

notation

Games; Chess

System for recording moves and positions of a chess game - Algebraic Notation, Long Algebraic Notation, Descriptive Notation, Figurine Notation, Forsythe Notation, Udemann Code, etc.

obstructive sacrifice

Games; Chess

A material sacrifice to hinder an opponent's development.

norm

Games; Chess

The number of points a player in an international tournament must score to gain one qualification for a FIDE title. The weaker the tournament, the more points a player must score for any given norm.