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A puzzle related to chess, a two-player board game with white and black pieces of varying ranks.
5
votes
3
answers
2k
views
One-sided chess: Self stalemate revisted
For reference:
One-sided chess: Can you stalemate yourself?
Goal: Set up all the white pieces so that no piece has a legal move, as close as possible to a reachable position. … Since captures and promotions are part of a regular game of chess, there is a minimal penalty for each: 1 point per promotion or capture. …
22
votes
Accepted
The separation of chess pieces
One could make the argument that the 4 pawns on the top row should be promoted, but other than that, 16 white pieces with none attacking each other, with proper bishop placement.
15
votes
Accepted
How Many Pieces from Both Sides can you Place on a Chess Board Without Attacking a Side?
From the bottom up:
Three rows of 8 black queens
One row of black pawns
One row of white pawns
Three rows of white queens
224.
Because the black pawns attack down and the white pawns attack up, the …
8
votes
How Many Pieces from Both Sides can you Place on a Chess Board Without Attacking a Side?
Although I like my first answer, I did also wonder how good I could manage with black and white in their normal positions. The best I've gotten so far uses 16 queens, 4 rooks, 4 bishops and 4 pawns.
…
6
votes
Accepted
Equal Chess Control With One Color
I can manage 34. I haven't gotten better than that. 4 rooks, 14 pawns.
34.
6
votes
Accepted
Fewest Chess Pieces
The lone pawn in the previously accepted answer bugged me, so I tried replacing it with a knight and moving some pieces around. I now have:
Here's the board
1
vote
Checkmate in Last Move
So given the other answers and the comments on them, I have a solution with:
The board:
The move:
10
votes
Accepted
How many Queens on a board
Update:
I was looking through old puzzles and saw this one and was always annoyed I couldn't get a 14th queen. So I found a way.
14 queens:
Original Answer:
I've managed 13 queens. I started in one c …
15
votes
Queens attacking exactly one queen
Following @Konstantin Pfennig's answer, using black and white queens, and squeezing in more, I have:
7
votes
Accepted
What pieces does White need to beat Black's veto?
Having tried various options to get below 9 points, I've been very successful in forcing a checkmate with
The end goal is to get black into a position where:
Initially, I expect that black will veto …
2
votes
Musings at a chess tournament
I used a different approach than Callidus, but ended up at exactly the same target, and made exactly the same mistake.
To get the highest possible number of nonsensical games, the ideal situation wou …
11
votes
Accepted
The Erasmus rook tour
Update:
This problem can be simplified in the following way:
For an $n x n$ board where $n$ is even, make $\frac{n}{4}$ squares that are $2 x 2$.
This has $\frac{n^2}{2}$ horizontal and $\frac{n^2} …
5
votes
Accepted
How old is Grandfather?
I started with a different tactic than the first answer and made it to the same result, but between studying his and tweaking mine, I have now managed
The game:
General comments on strategy and whet …
5
votes
1
answer
156
views
How many queens are needed to attack all white squares?
This question: How can 3 queens control the white squares? got me thinking...
What is the fewest number of queens needed to attack every white square?
Rules:
Only queens allowed
Every white square is …
9
votes
Accepted
Equal Chess Control
I found it very hard to only control each square once. Any attempt at limiting the physical number of pieces was turning into an issue. I suspect this can be beaten, but I can manage the whole board i …