Questions tagged [chess]
A puzzle related to chess, a two-player board game with white and black pieces of varying ranks.
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"Interlacing" the 8 Queens Problem
Let "attacking" mean protecting, but everyone says "attacking"...
Let Q be a chess position with q non-attacking queens, R one with r rooks, B b bishops, N n knights and P p pawns (...
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Undecidable Checkmate
While playing chess, I had a momentary dizzy spell which erased most of my short-term memory. I knew only the current position, and that I was playing White, and that all play so far had been legal, ...
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The Worst Possible Chess Move
Bad, even very bad chess moves are nothing out of the ordinary. Every single player will have had their fair share of stupid blunders like hanging a queen in an otherwise completely winning position. ...
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What is the history behind this chess position?
In the game depicted below, Black managed to come out on top by delivering checkmate to the white king trapped in the corner. On the way to this outcome, seven pieces were captured at several points ...
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A Tribute to Daniel Naroditsky
Grandmaster Daniel "Danya" Naroditsky was well known for his excellent chess commentary, online streams, and educational content. One chess concept Danya enjoyed introducing to his viewers ...
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White to move and mate in one against lots of Black Queens
Add one White King and one White Queen and as many Black Queens as possible to the board so that White can mate Black in a single move. Also give the checkmating move.
Clarifications:
After the ...
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Knight meets wall… so what?
1. Knight Distance
Knight distance is a figure that represents the minimal move that will bring a knight to a specific square in chessboard.
For example, knight distance when knight is on c4 goes:
2. ...
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Snow White and the Seven Rooks on Dark Squares
With the white queen on a light-coloured square of your choosing, can you place 7 rooks on the dark squares of the chessboard so that no piece attacks another?
In the above Lichess illustration (with ...
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Knight’s One-Way Pawn Hunt (6x6)
Variant of this lovely puzzle
The playable version of the game
You are given an empty chessboard as in the link above as 6x6.
Place one knight anywhere you like.
Then place as many pawns as possible ...
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The Royal Relay on a Chessfield
Playable Version
In the ancient Kingdom of Gridoria, a mysterious curse has frozen the entire realm: every citizen, every castle, every mountain.
The royal court's only hope lies in a sacred Relay ...
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The Drunken Bishopawn’s Staggering Tour
Here’s an original version of the puzzle: this question.
Once upon a time, there was a Bishopawn: a hybrid chess piece that moves like a bishop (freely on diagonals) and, like a pawn, could step one ...
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Shortest tour from a Bishopawn
A Bishopawn is here defined as a Bishop that can also advance one square, just like a Pawn. That means the Bishopawn can change its square color and visit all the squares!
What is the minimum number ...
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Mate in two (4 pawns clumped together)
White to move and mate in two:
FEN:
B7/3pp1K1/3Pp3/4k3/1P1N4/7P/3P4/B7 w - - 0 1
Attribution:
https://en.chessbase.com/post/study-of-the-month-2021-07#
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Nightriders ("long" knights) on a large chessboard
You can attack this question in a clever, in a general or in a bonus way.
Source is a chess problem of mine (yep, they publish math chess problems in the SCHWALBE, they have a whole category and mine ...
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Chess Heroics (Circle geometry)
The White Rook is boasting again.
"Fear me, puny Blacks! I came a long way from my home to punish you all!
First I killed a laughable Pawn. Then I made a right turn and a longer
move, and a ...
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