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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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1answer
104 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 ...
10
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1answer
469 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 ...
6
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1answer
150 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 ?+ ? ...
8
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1answer
146 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): ...
4
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2answers
348 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 ...
6
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1answer
85 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
192 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 ...
0
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1answer
197 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 ...
10
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1answer
463 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 ...
31
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2answers
3k 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
517 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 ...
6
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4answers
450 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
624 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 ...
4
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1answer
357 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 ...
29
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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 ...
15
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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: ...
19
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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 ...
4
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2answers
261 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 ...
9
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2answers
348 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. "...
6
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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 ...
7
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3answers
162 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 ...
7
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4answers
266 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 ...
18
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1answer
790 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
348 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 ...
13
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1answer
1k views

4x4 chessboard, bishops and knights are removed, 4 moves to checkmate

Four-by-four chessboard Bishops and knights are removed Four moves to checkmate Minor spoiler: Source: Me, I think this website needs more haiku :)
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11answers
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A Very Illegal Position

It's been a while since I've done a chess puzzle, so here's one! This position is illegal in quite a lot of ways: It's illegal in at least 10 ways. The first one to find all of the ways this ...
9
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1answer
343 views

A chess game with odd moves?

A friend and I like to play chess regularly. Like me, he is a lover of a good puzzle, which is what drew us to the game. The thrill of finding a checkmate in a board riddled with pieces cannot be ...
6
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2answers
454 views

The Chessboard Exhibition

Why not, another entry in Fortnightly Topic Challenge #41: Short and Sweet I just bought the newest, coolest chessboard! I think I'm going to share it to my five chess pieces at the National ...
5
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1answer
127 views

The Faerie Army is coming!

Well, we're all in trouble, yet again. The fabled Faerie Army has come to take over our dimension. This is the battlefield: However, their soldiers don't work quite like ours... Their pawns ...
4
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3answers
562 views

Conway's Game of Life… Chess Edition

Here's a new interesting game. Here's the starting position: and here's how it works. Before I even start explaining this, adjacent includes diagonally adjacent. Thank you. White goes ...
5
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1answer
190 views

The Chess 24 Game

The Eight Queens Puzzle is one of the most famous chess problems of all time. The premise is simple- place 8 queens on a chessboard so that none of them attack each other. A solution is shown here: ...
7
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1answer
166 views

Halloween chess: Vampires and Zombies and Bats, oh my!

Halloween chess begins in the usual starting position, except most of the pieces are replaced with "fairy chess" pieces... or maybe we should say "ghoulish chess" pieces... The new types are: Zombie ...
6
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1answer
218 views

An Atomic Proof Game

One day, I heard two of my friends were playing an online game of chess. I went to spectate, and this was the position: However, I looked at the move list, and realized White's sixth move had just ...
8
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2answers
302 views

The ability-swap-circle chess

This question was inspired by this question: A Battle of Dysfunctional Kings (Chess). What would be the shortest possible mate, if: Every piece moves in the same way. The way the pieces move ...
13
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2answers
1k views

A Halloween Chess Puzzle

Halloween is finally here, so I thought I'd do a theme puzzle! I love chess, and I wanted to do a chess puzzle... so... (It kind of looks like a jack-o-lantern, okay?) Black to move and ...
11
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3answers
434 views

Loser Chess : another proof game

After this puzzle has been solved, it is time to offer our clever solvers another Loser Chess game to reconstruct... Do you remember that I often pay a visit to my friends Fabi and Mag on evenings ? ...
12
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4answers
2k views

A Chess Lock Puzzle?

I was recently talking to one of my friends who played chess (much better than me, I'll admit). He said he had a different kind of chess problem, one that may be a little easier, or that may be a ...
13
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2answers
1k views

Knight Checker Puzzle

Inspired by this question Here's a quick Knight Checker (a chess variant) puzzle. In case you haven't read the rules to it in the above link, I'll repost them here: Each player begins with 1 ...
8
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3answers
611 views

One-sided chess: Can you stalemate yourself?

You sit down to play a game of chess. Your side has the white pieces, arranged in their regular starting positions. One problem: your opponent has left, and has taken all the black pieces! Can you, ...
33
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3answers
5k views

Mate in one with NO PIECES?

The following pictures depict chess positions one move before white checkmated black: The problem is, I seemed to have completely lost which pieces each letter/number represents. All I know is that ...
3
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1answer
222 views

A Fairy Warped Chess Maze

So, my previous puzzle A Warped Chess Maze is somehow my highest voted puzzle on Puzzling SE. So, I'm bringing it back, now with fairy pieces! The fairy pieces will be explained in a bit, but the ...
13
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3answers
820 views

Reconstruct a game of Loser Chess

In loser chess, the rules are the same as in classical chess but for the following points: The king behaves just as any normal piece and can be captured. There is no check, no checkmate, and the king ...
8
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1answer
192 views

Reconstructing A Chess Game #4

My five years old pupil Magnus is really on fire ! After three wins in the first, second and third games, he is playing White today in round 4 against one of the tournament's favorites (a child who ...
5
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1answer
169 views

Three free moves, three more moves, mate

This morning, at the coffee corner in our office, I met a colleague who mentioned he'd be joining a chess club. So I asked him: "And, how was your first evening at the chess club?" "Well, it was a ...
18
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1answer
1k views

Megan mated by a king move

"Been playing some chess with my husband recently", my friend Megan began, as we sat with our drinks in Coffee Monarchy. "How'd you get on?" I asked. "Didn't get off to a good start, I'm afraid. In ...
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4answers
1k views

No moves at all, not even to put yourself in check

Here, white is stalemated. The king is not in check, but white has no legal moves. Not because any move white makes would put the king in check -- which is how stalemates normally happen -- but ...
95
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5answers
14k views

Mate in 0 moves

Not exactly a traditional chess puzzle, and I won't offer much of an explanation for fear of giving away the answer. White must mate in 0 moves, meaning he must deliver a check mate without touching ...
8
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3answers
363 views

Fabi and Mag played chess again

Fabi and Mag love chess, and I love to watch them playing together. I am not such a strong player myself, but I am an excellent spectator! The three of us were having a nice evening around a chess ...
33
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2answers
759 views

lolcatz can haz ur infinit cheeseboard

This is a problem on an infinite chessboard with pieces called lolcatz. They can move like queens or knightriders, but have a strange disadvantage... ... you've never heard of knightriders? Well, ...