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or positional, from all phases of the game (openings, middlegame and endings). These are known as tactical puzzles. They can range from a simple "Mate in one" combination to a complex attack on the opponent's king. Solving tactical chess puzzles is a very common chess teaching technique. Although it
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Orthodox chess problems employ the standard rules of chess and involve positions that can arise from actual game play (although the process of getting to that position may be unrealistic). The most common orthodox chess puzzle takes the form of checkmate in
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moves. The puzzle positions are seldom similar to positions from actual play, and the challenge is not to find a winning move, but rather to find the (usually unique) move which forces checkmate as rapidly as possible.
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or is from a real game. But puzzles can also set different objectives. Examples include deducing the last move played, the location of a missing piece, or whether a player has lost the right to
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because the positions are specially devised, rather than arising from actual games. Chess problems are divided into orthodox and heterodox types, both covering a variety of genres.
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is unlikely that the same position will occur in a game the student plays, the recognition of certain patterns can help to find a good move or plan in another position.
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Usually the goal is to find the single best, ideally aesthetic move or a series of single best moves in a chess position, which was created by a
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Chess puzzles can also be regular positions from a game (with normal rules), usually meant as training positions,
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Heterodox chess problems involve conditions that are impossible with normal play, such as multiple kings or
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is used to solve logically a chess-related problem. The history of chess puzzles reaches back to the
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is an arranged position with a specific task to be fulfilled, such as White mates in
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problem, have connections to mathematics, especially to
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employ pieces not used in orthodox chess, such as the
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List of chess variants § Single-player variants
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354:Chess puzzles with easy, med, hard categories
190:is any puzzle involving aspects of chess, a
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198:moves. Chess problems are also known as
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