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Today's Game of the Day is Mate in One Move, a new addition to the Games.com catalog! ... Whether you are a chess master or only an amateur, this unique collection of chess problems will absorb ...
A selfmate is a chess problem in which White, moving first, must force the unwilling Black to deliver checkmate within a specified number of moves. Selfmates were once known as sui-mates . This article uses algebraic notation to describe chess moves.
Many chess problemists, [who?] including Tim Krabbé, [3] consider the problem one of the greatest ever composed. Again, it is a mate in four. Again, it is a mate in four. The key here is non-capturing and also thematic (that is, it is logically related to the rest of the solution): 1.a7! .
Chess problems are divided into orthodox and heterodox types, both covering a variety of genres. Orthodox problems employ the standard rules of chess and involve positions that can arise from actual gameplay (although the moves to reach those positions may be unrealistic). The most common orthodox chess problem takes the form of checkmate in n ...
A variant first described by Claude Shannon provides an argument about the game-theoretic value of chess: he proposes allowing the move of “pass”. In this variant, it is provable with a strategy stealing argument that the first player has at least a draw thus: if the first player has a winning move in the initial position, let him play it, else pass.
In chess, an ideal mate is a checkmate position that is a special form of model mate.While in a model mate, each piece on the mating player's side (possibly excluding the king and pawns depending on context) participates in the mate, an ideal mate involves all the pieces of the mated player's as well, typically by blocking the mated king's field of movement so that it cannot escape.
A chess problem, also called a chess composition, is a puzzle created by the composer using chess pieces on a chessboard, which presents the solver with a particular task.. For instance, a position may be given with the instruction that White is to move first, and checkmate Black in two moves against any possible defen
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