# Tag Info

## Hot answers tagged chess

Accepted

### Mate in 0 moves

White must Indeed Note that
• 6,280
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### Checkmate in 1 on a Tangled Board

Since the puzzle turned out to be way hairier than expected, my earlier answer got quite messy and hard to follow, so here's a complete rewrite. It's still very clunky, but I hope it's much clearer ...
• 77.6k
Accepted

### Can White Castle?

Now that we have three increasingly complex proofs (two deleted, one of them mine) that it's impossible, it's pretty clear that it must be Here's why: This is, without doubt, the most refreshing ...
• 77.6k

### Mate in 0 moves

I see Evargalo has found the right answer, but the first thing that occurred to me was
• 2,943

### How can 3 queens control the white squares?

I think this arrangement works for the bonus question:
• 1,723
Accepted

### An Easy Mate In 1

The mystery The mate Additional note
• 1,935
Accepted

### Can a chess player promote all pawns to queens?

This 40 move solution on lichess works, and while it may not be the most orderly solution, it is impossible to create a solution in fewer moves since I'm using optimal pawn movement at every step and ...
• 3,845
Accepted

### How can 3 queens control the white squares?

I think this will do it
• 136k
Accepted

### The Knight and the Maze

If my Python programming is to be believed, the minimum number of moves required is 41:
• 9,771
Accepted

### Chess : The Lone King

Here's a solution: Here's some of the logic for finding it: Here's a link to the moves: Clear the board! And here's a gif (thanks to chess.com's gif maker):
• 23.6k
Accepted

### A very unique chess puzzle

I've found the actual answer: Then: Because: Picture:
• 22k
Accepted

### lolcatz can haz ur infinit cheeseboard

Unless I'm mistaken, the result is Reading through the wall of text, the rules seemed a bit too complicated for it to be "just some random game", so figuring out the magic seemed ...
• 77.6k
Accepted

### Swapping rooks in a 4x4 board

I wrote a computer program and it showed that $18$ moves is the optimum. Here is one such solution: Oddly enough, even if you relax the condition of alternating white and black moves, it cannot be ...
• 53.4k

### Can White Castle?

(Edit: so this is wrong..) Brilliant puzzle! The answer is: [Spoiler alert! Scroll down at your own risk] We proceed by contradiction. Assume that indeed, White can castle. We have the ...
• 9,917
Accepted

### What was I supposed to do?

Building on samm82's answer, and fixing the French fashion designer answer as Enigma said, you get As Graylocke observed, Removing every other letter reveals i.e. the solution is Edit: just ...

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

I'm not trying to solve the puzzle, I'm just interested in how many solutions there are, since the OP claims he doesn't know. I brute forced it with a program. There are First of all, there are ...
• 1,935
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• 14.9k
Accepted

### Another Easy Mate in 1

It's simple: This gives the position: which is clearly mate. NB:
• 22k
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### A Puzzle That Marches Swiftly To The Median

I think the answer is: Pawn: Rook: Knight: Bishop: Queen: King: Hidden word: Title:
• 6,860
Accepted

### Why isn't this chess puzzle trivial?

This has something to do with the way computers evaluate positions. They will first count the value of each side's pieces (usually: pawn = 1, knight/bishop = 3, rook = 5, queen = 9) and then some ...
• 28.1k
Accepted

### Checkmate 30 kings with rooks

Here's a solution with 11 rooks and 1 king: kkkRkkRk/2kRkkRk/R1kkkkkk/2k2Rk1/k1k1R1k1/k4Rk1/kRkk3R/kR1kkk1K b - - 0 1 https://lichess.org/editor/kkkRkkRk/2kRkkRk/R1kkkkkk/2k2Rk1/k1k1R1k1/k4Rk1/kRkk3R/...
• 13.9k
Accepted

### How did four chessmen disappear?

This seems to work: And the position looks like this: Apart from the symmetrical solution, this might very well be unique:
• 77.6k
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### A Checkmate of Dubious Legality

I claim that The reason:
• 147k

### Chess solitaire: The King's longest walk

First solution - 50 moves Second solution - 59 moves Current solution - 66 moves (beaten by Retudin - 70 moves and Rewan Demontay - 139 moves) Moves:
• 18.1k
Accepted

### Can you save white in this chess position?

Cheaty solution Once upon a time, the rules of chess With these rules, White can (The rules were fixed some time ago.) As for the three questions: perhaps the answers are: Alternatively: ... Of ...
• 120k
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### Two Knights, two Bishops, two Rooks and two Kings on a 4x4 chessboard

I hope I didn't make any mistakes: Edit : Replace queens by king
• 534
Accepted

### There is only s̶i̶x̶t̶y one place he can be

The white king must be on square Explanation: So, what was the last move? But ... So,
• 28.1k
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• 6,053
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### "Murder!", said the knight

See this lichess study for how the position is attainable Here's the solution in story form: So... They arrive in Worcester.... "Serves you right" from a Worcest-ian indicates that Also [...
• 9,327