5 Terms
Contributors in Chess
Chess
illegal move
Games; Chess
A move which is in violation of the Laws of Chess. If an illegal move is discovered during the course of a game, the game will be returned to the point it was before the illegal move was made. The ...
illegal position
Games; Chess
A position which is not the result of a series of legal moves. Thus, an illegal move necessarily leads to an illegal position. Other sources of illegal positions include: incorrect positioning of the ...
International Arbiter
Games; Chess
A title first awarded by FIDE in 1951. A candidate is nominated by his federation, and may be selected by the qualification committee if he: has a complete knowledge of the rules of chess and FIDE ...
international grandmaster
Games; Chess
Title established in 1950 and awarded by FIDE. FIDE has detailed requirements for the title, which is awarded to only the best players in the world. A player with a FIDE Grandmaster title, often ...
United States Chess Federation (USCF)
Games; Chess
Official governing body for chess in the United States. Often referred to by its abbreviation, USCF.
undoubling
Games; Chess
To move one of a set of doubled Pawns onto an adjacent file which contains no Pawns of its own color, via a capture.
