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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.

2
votes
2answers
76 views

The Torn Score Sheet- #2

I really enjoyed the reaction to my previous puzzle, The Torn Score Sheet, and I'd like to do another one. This one's a little shorter and easier, and once again it's White's moves only. Good luck! ...
8
votes
2answers
391 views

The Torn Score Sheet

I found half of a chess score sheet lying on one of the tables at the recent tournament I attended. It was ripped in half at the middle so only White's moves were visible. I was wondering if it would ...
-2
votes
2answers
163 views

Chess amazement

Can you make a position where neither team can move anywhere? You can place the pieces anywhere, since it doesn't have to be in an actual game. This would be really easy, but I am so sorry to say ...
3
votes
5answers
1k views

A Chess Puzzle in Reverse

Here with a quick chess puzzle one of my friends gave me. The puzzle is a bit interesting; it is White to move and not mate in 1, which is the reverse objective of the usual puzzle (hence the title)....
7
votes
2answers
199 views

Any spare pieces?

What is the result with best play (in the diagram above) if it's white to move but there's a twist: White is allowed to place any white piece(s) anywhere on the board before his first move as long as ...
10
votes
2answers
382 views

Chess puzzle with bishops and pawns

FEN: B7/2pp4/8/PP2p3/K7/8/5k1b/8 w - - 0 1 The board contains only bishops, pawns, and kings. You're playing White, and it's your turn. How quickly can you force a mate, despite the material ...
6
votes
3answers
237 views

Oddy Chessboard

On a standard chessboard, What is the number of different arrangements of pawns such that every square has an odd number of pawns on its neighbor (horizontally or vertically) squares? Note: ...
5
votes
1answer
141 views

All the King's Horses and All the King's Men

What is the largest N by N square chessboard where it's possible to construct a position such that 2 knights and N pawns either occupy or threaten every square?
1
vote
3answers
293 views

Not Your Regular Chess Challenge

Imagine that you have a normal 8x8 chessboard and you have an unlimited amount of all kinds of chess pieces. Find the greatest and lowest number of pieces you can have in that chessboard without those ...
6
votes
1answer
371 views

The Knight Checker or Football Chess

Both Players uses 8 Knights on this chessboard game : The Knight Checker. All pieces starts in Rank 1 relative to players. White to move first. The Knight pieces makes regular moves as in a chess game ...
17
votes
2answers
1k views

Equal queens in every aspect

It is asked that you place $12$ queens on a $5$x$5$ chess board so that every queen can see the same number of empty squares. For the purposes of this puzzle, a queen can see any square on ...
4
votes
1answer
245 views

Maximum number of non pawn pieces in Chess

In a game of chess with standard rules, what is the maximum number of queens, rooks, bishops, knights, and kings both black and white that can be on the board?
23
votes
3answers
2k views

Angels & Demons (Open question)

This puzzle was given to me by a friend of mine, who in turn heard it from someone else who neglected to provide the answer. The text of the puzzle as it was given to my friend is below: Angels ...
23
votes
2answers
782 views

Slightly Odd Sudoku

Someone I find very trustworthy continues to insist that this is a valid Sudoku board. It's been a while since I've played, but surely there's a couple of things off here, right? Alright, so that ...
17
votes
1answer
395 views

Chess Enlightenment

Part of the Fortnightly Topic Challenge #35: Restricted Title 1 "White to continue insisting this is a chess board" https://imgur.com/a/6B4vSor When done, circle all squares black and white pieces ...
20
votes
2answers
1k views

A thirsty king and his knights

The black king has spent his life fighting over this strange checkered land, the white king has finally been defeated and his troops have surrendered and pledged allegiance to him. Now he's not sure ...
25
votes
3answers
2k views

Interchanging Knights and Rooks

Interchange, in the least posible number of moves, the positions of the the two black knights and black rook with those of the two white knights and white rook. Movements allowed are those of the ...
19
votes
1answer
1k views

Chess Connect Puzzle

I made up a new logic puzzle based on the games Numberlink and Chess, and thought it ended up rather interesting. The solution, as usual, is unique. The starting and ending positions of 7 chess ...
6
votes
1answer
428 views

My first steps to take over Puzzling Stack Exchange

This puzzle contains errors, the author is working on fixing this! Sincere apologies for the incovinience! Dear Puzzling SE Users, Okay so the last time I tried to take over Puzzling SE I ...
9
votes
1answer
586 views

Chess Pawn Puzzle

What is the least required number moves to be played to arrive on the position shown above ? Note: no illegal moves.
9
votes
2answers
497 views

Smallest Army on a chessboard

This is actually similar question to Biggest army on a chessboard. But it is kinda different way of asking. In this game, you are supposed to put the least amount of pieces into the board where there ...
12
votes
3answers
605 views

One hell of a chess puzzle!

So, while watching chess online, I stumbled upon this brilliant chess puzzle. White to move and win. Note: Link shared is not the source of this puzzle, the image was found somewhere online. ...
30
votes
5answers
3k views

Biggest army on a chessboard

Reminder: Everybody knows that we can place 8 queens in a chessboard without threatening each other (see here). Same reasoning can be applied for knights, bishops, rooks and kings. Giving ...
4
votes
2answers
232 views

Deliver a checkmate on a cylindrical chessboard with the least cumulative piece value

Suppose that the chess board is not a 2D square, but a cylinder, as shown below: In that case, both players still can make queens, but one king and one queen is not enough to checkmate the opponent, ...
4
votes
2answers
362 views

A Pawn is riding this Knight on his Tour

Do a Knight's Tour under the following conditions: 8*8 board You have to alternate between a knight move and a pawn move (advance one square) No pawn advancing of two squares at any time You can not ...
6
votes
3answers
480 views

Place three Knights, three Bishops and three Rooks on this board snippet

Place three Knights, three Bishops and three Rooks on this board snippet. The only rule: each piece has to be attacked exactly once. Notes: Ignore color, so every piece attacks every other piece ...
8
votes
2answers
454 views

crowded 5x5 chessboard

While working on an earlier chess piece placement problem, I happened to come across a silly (but somewhat interesting) configuration: The board size is 5x5 squares There are 16 pieces of the same ...
26
votes
7answers
8k views

Two Knights, two Bishops, two Rooks and two Kings on a 4x4 chessboard

Place two Knights, two Rooks, two Bishops and two Kings on a 4x4 chessboard, so that: 1) The Kings are not attacked at all. 2) All other pieces are attacked exactly once. Ignore color, so every ...
3
votes
1answer
180 views

Can both chess players promote all their pawns to queens? [duplicate]

In standard chess rules, a pawn is promoted if it reaches the far side of the board. Usually, the pawn's owner chooses to promote it to a queen. Is it possible for 18 queens to be on the board at ...
32
votes
1answer
8k views

Can a chess player promote all pawns to queens?

In standard chess rules, a pawn is promoted if it reaches the far side of the board. Usually, the pawn's owner chooses to promote it to a queen. Is it possible for one player to eventually promote ...
10
votes
1answer
1k views

Sudoku with chess queen rules

This is a unique sudoku. With Rules : Common sudoku rules apply. Numbers 1,2,3 have an additional rule, they are also chess queens. If all others numbers removed, the 1s do not attack each other ...
13
votes
2answers
535 views

Double n-queen puzzle, with sudoku rules

Put 9 blue queens and 9 pink queens, with rules : If the blue queens removed, each pink queens do not attack each other. If the pink queens removed, each blue queens do not attack each other. Each 3×...
20
votes
6answers
836 views

Fit the most chess pieces on a board with these rules

Fit the most pieces on a chess board. You are only allowed to place Rooks, Knights and Bishops. The number of rooks, knights and bishops must be approximately equal (specifically, the number of rooks,...
12
votes
5answers
4k views

Can you save white in this chess position?

Here is a game I've recently played with my 6-year-old nephew. I am the black pieces. My last move was Bxf3. As you can see, I have an unstoppable mate (Qg2#). It's white's move. My nephew asked ...
10
votes
2answers
965 views

Chaotic Chess Game

Your friends Mark and Joe love playing all sorts of games. Board games, card games, modern games and classics, they played them all. One day when you were visiting them, they pulled out a chess board, ...
28
votes
8answers
5k views

Another Easy Mate in 1

Standard chess rules apply, the board is not rotated (i.e. white pawns move upwards), no lateral thinking is needed. Simply find the one move for white which mates the black king. This puzzle was ...
9
votes
1answer
251 views

Get 6 pawns in file A or H without promoting

This is wholly inspired by Get 6 pawns in file A or H Is it possible for either white or black to get 6 pawns of the same colour in file A or in file H (you must choose one) without promoting?# If ...
12
votes
4answers
1k views

Get 6 pawns in file A or H

This is somehow inspired by my other chess related question: Possible pawn combinations How can you get 6 pawns (white or black) on a chessboard on the files A or H using legal moves? Start with a ...
8
votes
3answers
880 views

Possible pawn combinations

This may seem simple, but I have a problem calculating it. It may be because it's Monday morning. How may possible valid combinations of one color pawn (white or black, your choice) positions are ...
6
votes
3answers
1k views

What do chess and wordoku have to do with each other? - Clue Thirty-One

<<---First clue <---Previous clue (?) "Aha! That's it," you exclaim, still holding the papers. "The answer is obviously [redacted]." Having figured out the answer, you start looking over the ...
8
votes
2answers
317 views

Getting rid of all chess pieces (except the kings) in a sequence consisting only of captures

Is it possible to set up a legal chess position with all 32 pieces on the board, where there can be a string of unbroken captures such that only the kings are on the board when it is over? You can ...
19
votes
2answers
2k views

Chess, for short people

Your grandfather and grandmother are playing chess, and you are sitting in the same room doing your own thing. A wide grin comes across your grandfather's face, and you can tell he is about to ...
11
votes
1answer
860 views

Horde of bishops

This has got to be the coolest chess puzzle I have ever seen. Shamelessly stolen from here (Which is actually linked from the help center, which is how I found this) which links here. I don't believe ...
8
votes
1answer
370 views

The two moves attack

From the chess starting setup position, the twins are playing White. All regular rules are applied except: The Black player wins if he makes it to the 7th move Each twin makes a move, then black ...
47
votes
3answers
5k views

A very unique chess puzzle

Find a legal move for white that does NOT mate in one. Source: by Karl Fabel & was reprinted in Martin Gardner's New Mathematical Diversions from Scientific American (pub. Simon & Schuster), ...
14
votes
4answers
2k views

No More Kings puzzle

Inspired by the game No More Kings Rules: You start as the black piece. Your goal is to capture every piece on the board. The king must be the last piece captured. Captured pieces are used as the ...
14
votes
1answer
663 views

Megan and the chess game

It was a bright sunny day of the sort that we occasionally get in this part of the world (it was the fifth Friday in March). In the park was a van advertising its wares under the banner "Hyper Ices", ...
5
votes
1answer
329 views

Pseudo perplexing puzzle in Puzzlopia

Puzzlopia is the site, from where I got this puzzle. A chess maze - the name tells it all - you have to move the green horse, to the yellow spot. But hey, you're a peaceful horse, so you don't ...
7
votes
3answers
423 views

Smallest number of moves to get to a chess position

Inspired by a recent question posed by Roger Penrose, what is the smallest number of legal chess moves to get to this position?
5
votes
2answers
410 views

Checkmate all the kings #4

Following the rules created by Lord of dark in this puzzle, and used here and here also, the idea is to find the minimum number of consecutive white moves to checkmate all the black kings (in this ...