Questions tagged [chess]

A puzzle related to the game of chess. Questions about chess which aren't puzzles are off-topic but can be asked on Chess Stack Exchange.

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5answers
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A Humourous & Simple Selfmate In One

Here's simple and humourous chess puzzle that I created after a few non-consecutive hours. I had to prove the concept feasible while making it as economic as possible. White To Move, And Selfmate In ...
5
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1answer
402 views

Something Large From Something Small

I have created a miniature chess puzzle that takes advantage of a piece of chess semantics that has some debate to it. This is the puzzle: Construct a legal (meaning that two opposite colored ...
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2answers
106 views

A Fairy-ly Odd Chess Identification Puzzle

I had a rather odd idea today. On my own, I came up with a mate in two scheme that uses a fairy chess piece, along with a new puzzle theme. The idea is that you must figure what fairy piece is going ...
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2answers
226 views

Place The Black King Legally-Two Solutions

Warning: If the wording seems cryptic to you, that’s because it is meant to be. Here’s a puzzle for you: legally place the black king in the following diagram. Additionally, assuming that all white ...
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3answers
1k views

Crossword gone overboard

This puzzle is part 24 of Gladys' journey across the globe. Each part can be solved independently. Nevertheless, if you are new to the series, feel free to start at the beginning: Introducing Gladys. ...
5
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3answers
229 views

A Multitude Of Mates In 5-An Original Chess Puzzle

Here’s a toughie for you-and no computers allowed! I have created this unique chess puzzle which white mates black in many different ways, all in 5 moves, no matter what black does. Options do exist ...
2
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1answer
92 views

A minimal stalemate with no possible illegal moves [duplicate]

Imagine that the main goal of the game of chess were to actually capture the opponent's king, not just checkmating him. So a stalemate would (usually) no longer be a draw, but a loss for the ...
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2answers
334 views

Placing rooks on a chessboard

We have a big chessboard with N rows and N columns (numbered 1 through N). Let's denote the square in row r and column c of the chessboard by (r,c). We want to place some rooks on the chessboard in ...
6
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2answers
353 views

Pawn Promotion Double Checks

In chess, it is possible to double check whilst giving promotion. An example of this would be a pawn promoting to a queen while a discovered attack from a rook behind the pawn checks the opponent’s ...
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2answers
108 views

Pawninos-44 Checks In A Row

Here’s a fun one! I call it Pawninos because the pawns, like dominos, all fall into a cycle! Start with an 8x8 chess board. Give black his king on h4 and no other material. Give white all of his 8 ...
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0answers
229 views

What’s the most discovered checkmates in one in a position?

Just another puzzle for fun! A discovered check is defined as “when a piece moves, while not giving check itself, as to let a piece behind deliver a check.” What’s the highest possible number of ...
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1answer
108 views

Find Those Chews Notations! #6

Here be a hearty return to the original point of this series: retrograde analysis! Number Of Moves: 12 Checkmater: White Given Game: ? ? ? ? ? ? ? 0-0 ? ? ? ? ? ? Nf6+ Kh8 ? ? ? ? Nxf5 ? Ng6# ...
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3answers
115 views

Find Those Notations #5!

Here’s another different one. You must find as many mates in 4 as possible. Include shorter ones if you want that you find, but at least one mate in four has to be included in your answer. But no ...
6
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2answers
288 views

The Not So Knights Challenge

You have been imprisoned by your super duper cliché evil king named Tim Goldsteen for sneezing during his birthday party. Apparently he’s that evil. Anyhow, you found out Tim’s secret that he enjoys ...
3
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1answer
149 views

That Ain’t Right… #3

Here’s a simple challenge. Wtih black to cooperate and move first, and white to checkmate, checkmate black in 6 plies (half-moves.) Only one illegal move may be made, and white makes only legal moves....
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2answers
101 views

Max pieces to cover a chess board [closed]

Number of individual chess pieces to cover all chess board
4
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1answer
145 views

The Fastest Way-A Special Positional Challenge

This is my first “find the fastest way to this position” chess puzzle” here on PSE. However, this is not for just some random position. Let me explain. Tim Krabbe has said on his site (Journal Entry ...
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4answers
1k views

Tht Aain’t Right… #2

I already have another, probably very easy, for you all again! Task: State the rule/s that you believe are being broken based on the position and/or what clues I have/you think are being given. You ...
4
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1answer
207 views

That Ain’t Rght… 1# (Definitely!)

Many chess problems are dedicated to legal games, and very few to illegal ones. So I’ve decided to start another series of the latter! Every problem I make will have some offbeat thing about it that ...
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2answers
95 views

Find Those Chess Notations! #4

Yes, it’s back again! This one is going to be a little different however. Number Of Moves: 11 Checkmater: White Final Position: Cryptic Clue #1: Not all is as it seems! Cryptic Clue #2: Are ...
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3answers
350 views

What’s the most possible checkmates in one, but with no promoted pieces, in a position?

What is the most possible checkmates in one without promoted units in a position? It must all be legal, of course. Consider this a part two of this question: How many total checkmates can you ...
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2answers
365 views

Build Me A Pawn Wall!

I have a very unique chess construction task for you all today: Build me a pawn wall! I challenge you to construct a game that ends with both sides having 6 pawns on a file. This means that 6 white ...
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2answers
231 views

Mirror Checkmates

A mirrored game is a game where black makes the same moves as white. Doing this, find the fastest possible checkmates for: A Regular Rook A Promoted Rook A Regular Bishop A Promoted Bishop A Regular ...
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2answers
757 views

Chess with symmetric move-square

Every move in chess involves moving a piece to a square. Let us call this square the "move-square" for that turn. In the following, the move-square of the black player must be symmetrical (over the ...
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5answers
4k views

Copycat chess is back

This puzzle is inspired by and has similar rules to the series of puzzles by Sleafar. Definition. A copycat chess opening is a sequence of moves starting from the conventional starting position, ...
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1answer
103 views

Find Those Chess Notations! #3

I’ve decided to do something a little different this time. I’m going to give you nearly all of the moves of one side, and must figure out the rest of the moves of the other side. Variations are ...
9
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1answer
462 views

Find My Mission For Me

I am a spy for the CIA. Since I am in a hostile territory, my next mission was given to me in a very coded manner. Today, while playing chess in the local park a briefcase landed on my head. Feeling ...
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1answer
147 views

Find Those Chess Notations! #2.5

Yet again, just another small one that I created before the next big one sometime tomorrow! Number Of Moves: 7 Checkmater: White Given Game (Regular Chess Notation): 1. ? ? ? ? ? ? ? O-O ? g5 ?+ ? ...
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1answer
142 views

Find Those Chess Notations! #2

Alrighty, it’s time for round two, as I promised! It’s a challenging one alright, I believe! Number Of Moves: 17 Checkmater: Black Given Game (Regular Chess Notation): ...
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2answers
333 views

Fantastic Foxhole Failures

I have decided to make a little bit of theme for this next chess question. And that theme is foxholes in war. Makes sense to me since chess is a technically a war-themed game. I have two puzzles for ...
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1answer
77 views

Find Those Chess Notations! #1.5

This is this a small puzzle for you all until I come out with a big one for #2. Number Of Moves: 6 Checkmater: White Given Game (Regular Chess Notation): ? ? ? ? bxa3 g6 ? Ne7 ? ? Nh6# Cryptic ...
7
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1answer
190 views

Find Those Chess Notations! #1 (Probably)

I’m hoping to begin a mini-series where you will have to figure it’s the entire notation list of a game being given a few moves, a few cryptic hints, and the number if if moves, and which side gets ...
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1answer
195 views

Fastest Way To 6 Pawns On the B To H Files

MASSIVE UPDATE: I decided to play around with this again today, and I found MAJOR improvmemts for the B to G file games. See if you can beat me! If not, give proof as to why my game is optimal (To ...
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1answer
453 views

How many total checkmates can you possibly make against the enemy king?

Just an interesting idea for a puzzle that I had So, I decided to see how many possible checkmate I could theoretically make, in a legal position that can be legally reached. Always assume that the ...
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2answers
2k views

There is only s̶i̶x̶t̶y one place he can be

This puzzle is not mine, although I don't have any reference as to where it originated from. I discovered it when I was a student, some fifteen years ago. It has been among my favourite chess puzzles ...
9
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2answers
511 views

Missing checkmates in one

Have you ever missed a one-move checkmate and immediately realized it after making your move? If you have, you just might have what it takes to crack this problem. Let's take an example: g4 e5 ...
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5answers
448 views

Backwards pawns

Part One: Reach the above position from the starting position Part Two: Find the fastest way to get to this position. Answering part one will get you an upvote, answering part two gets the ...
7
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1answer
593 views

Who attempted to betray the Boston King?

The Castle of Weshire recently declared war on the Castle of Boston. The two armies soon met, the Boston King and Weshire King giving out orders from behind their lines of soldiers, surround by their ...
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1answer
348 views

Chess Massacre Variants-Play Find The Fastest Way?

I have thought up several variations of massacre chess. Massacre chess is a game where almost every single move is a capture. The idea here is that only the chosen type of piece can capture. It ...
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5answers
3k views

“Murder!”, said the knight

It is the middle of a moonless night when the people of Birmingham are awakened by a scream coming from the streets. Someone has been murdered, they soon hear, but no body was found. Everyone gathers ...
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3answers
2k views

A Wacky, Wacky Chessboard (That Makes No Sense)

So yesterday I found this in the mail. A chessboard. But on the squares, things were written. Plaintext version: ...
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2answers
3k views

The Longest Chess Game

In honour of Stockfish and Leela Chess Zero just finishing the longest game in TCEC history at the Superfinal of the Top Chess Engines Championship Season 14, here's a simple problem related to chess ...
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2answers
252 views

Enumerate the ways of putting six armies of queens on a humongous chessboard

This is a sort of a sub-problem of the open puzzle Peaceful Encampments, for high numbers of armies. Consider a chessboard with an astronomically large number of vanishingly small squares, on which ...
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2answers
333 views

Reverse Puzzling - Curious Chess

George rubbed his hands together. "What have you got for me today?" he asked. I showed him the pieces set up on the chess board and told him the stipulation. "That's a very strange one." He said. "...
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3answers
1k views

Knights Problem

There are 2 white knights and 2 black knights positioned at a (3 X 3) chess board. Find the minimum number of moves required to ...
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3answers
155 views

Discrete Peaceful Encampments: Player 4 has entered the game!

Here's a variation of Discrete Peaceful Encampments: Player 3 has entered the game! (which itself is a variation of Peaceful Encampments). You have 3 white queens, 3 black queens, 3 red queens, and ...
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3answers
194 views

Discrete Peaceful Encampments: Player 3 has entered the game!

Here's a variation of Discrete Peaceful Encampments: 9 queens on a chessboard (which itself is a variation of Peaceful Encampments). You have 4 white queens, 4 black queens, and 4 red queens. Place ...
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4answers
1k views

Discrete Peaceful Encampments: 9 queens on a chessboard

Here's a discrete variation of yesterday's puzzle Peaceful Encampments. You have 8 white queens and 8 black queens. Place all these pieces onto a normal 8x8 chessboard in such a way that no white ...
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1answer
771 views

Peaceful Encampments

This math puzzle is due to Donald Knuth (as far as I know; maybe he got it from someone else) circa 2014. Consider a plain represented by the unit square. On this plain we want to “peacefully ...
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3answers
346 views

You may remove pieces of your opponent's!

You are in a regular chess tournament, your opponent is Deepest Blue AI who considers every kind of possibilities and does not make any mistakes. But you are given an opportunity to remove any pieces ...