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Results tagged with problems
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user 5784
Chess problems consist of a board position and a task. Most ask for a line of play that mates black in a set amount of moves, or a combination that results in a winning position. Many other types exist, including, but not limited to, construction tasks for various positions and proof games that have numerous goals, selfmates, helpmates, and retrograde analysis. Tournaments and championships exist for composing of original problems and for speed-solving.
21
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What is the theoretical limit for the number of consecutive checks?
The known record for the longest sequence of consecutive checks (i.e. white checks, then black checks on the next move, white checks next, and so on) in a legal position without promoted pieces, is 37 …
- 3,429
22
votes
4
answers
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What is the longest known sequence of forced moves leading to a checkmate for one side?
By forced move, it is meant that the player has only one legal move.
[fen "7k/q5Q1/p4PPK/6PP/8/5P2/8/8 b - - 0 1"]
1... Qxg7+ 2. fxg7+ Kg8 3. f4 a5 4. f5 a4 5. f6 a3 6. f7#
Above is an example wit …
- 3,429
9
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Full board with full point mutual zugzwang
I have two questions.
1) Is there a position with all pieces on board such that the side to move loses?
2) Is there a position with all pieces on board such that the side to move is checkmated in 1? …
- 3,429