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  2. Software for handling chess problems - Wikipedia

    en.wikipedia.org/wiki/Software_for_handling...

    This article covers computer software designed to solve, or assist people in creating or solving, chess problems – puzzles in which pieces are laid out as in a game of chess, and may at times be based upon real games of chess that have been played and recorded, but whose aim is to challenge the problemist to find a solution to the posed situation, within the rules of chess, rather than to ...

  3. Chess problem - Wikipedia

    en.wikipedia.org/wiki/Chess_problem

    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

  4. Chess puzzle - Wikipedia

    en.wikipedia.org/wiki/Chess_puzzle

    While a chess puzzle is any puzzle involving aspects of chess, a chess problem is an arranged position with a specific task to be fulfilled, such as White mates in n moves. Chess problems are also known as chess compositions because the positions are specially devised, rather than arising from actual games. Chess problems are divided into ...

  5. Eight queens puzzle - Wikipedia

    en.wikipedia.org/wiki/Eight_queens_puzzle

    The eight queens puzzle is the problem of placing eight chess queens on an 8×8 chessboard so that no two queens threaten each other; thus, a solution requires that no two queens share the same row, column, or diagonal. There are 92 solutions. The problem was first posed in the mid-19th century.

  6. Category:Chess problems - Wikipedia

    en.wikipedia.org/wiki/Category:Chess_problems

    Print/export Download as PDF; Printable version; In other projects Wikimedia Commons; Wikidata item; Appearance. ... Pages in category "Chess problems"

  7. Proof game - Wikipedia

    en.wikipedia.org/wiki/Proof_game

    A proof game is a type of retrograde analysis chess problem. The solver must construct a game starting from the initial chess position, which ends with a given position (thus proving that that position is reachable) after a specified number of moves. A proof game is called a shortest proof game if no shorter solution exists. In this case the ...

  8. Excelsior (chess problem) - Wikipedia

    en.wikipedia.org/wiki/Excelsior_(chess_problem)

    Loyd had a friend who was willing to wager that he could always find the piece which delivered the principal mate of a chess problem. Loyd composed this problem as a joke and bet his friend dinner that he could not pick a piece that didn't give mate in the main line (his friend immediately identified the pawn on b2 as being the least likely to deliver mate), and when the problem was published ...

  9. Seriesmover - Wikipedia

    en.wikipedia.org/wiki/Seriesmover

    A seriesmover is a chess problem in which one side makes a series of legal moves without reply at the end of which the other side makes a single move, giving checkmate or yielding stalemate, depending on the precise stipulation. [1] Checks cannot be given except on the last move of the series. There are various types of seriesmover: