Questions tagged [solving]

For questions related to the solving, solvability, or proved solutions to chess and chess variants.

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Will there ever be a way to force checkmate from the starting position? Or any position? [duplicate]

When I mean any position, it excludes all know drawn positions e.g. King vs King etc. Is it ever possible to find a checkmate if we invent an engine that is strong enough to see 500 moves deep to find ...
1
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1answer
68 views

Knight Moves Around the Board [duplicate]

It is well known that a lone knight can move all around the board covering each square once and only once. Is this possible when the lone knight starts only on certain squares ? How many unique ...
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2answers
237 views

What is the solution to single-check chess?

Single-check chess is a variant where the first person to give check wins. There is a website that claims it has been solved, with white winning in four moves; however, I cannot find the moves ...
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6answers
9k views

Is it possible Alpha Zero will eventually solve chess?

I googled this question and ended up here. From previous questions, it seems Alpha Zero has not solved chess yet and if it does it will take a very long time. Nonetheless, it may be possible one day. ...
5
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1answer
157 views

Is there a forced win in CastleChess?

Is there a forced win for White or Black in the chess variant CastleChess? The rules are explained in this post on an obscure blog named “Cinquante signes”, although it is originally from ...
7
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1answer
394 views

(Unbalanced) Double-Move chess - can white force a win?

I'm not talking about Marseillais chess (which is similar, but rules are added to reduce the advantage of the white), which is sometimes also called "balanced double-move chess". In a Double-...
1
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1answer
229 views

If there was a perfect play from both sides, but each player was allowed to do 2 moves every time, would white win?

Imagine a game where players are allowed 2 moves instead of one. If there were perfect play from both sides, would White win?
2
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3answers
776 views

Can 5D chess be solved?

An interesting new variant of chess has emerged, showing that chess will always be fresh-5D chess. I mostly play the 5x5 version, but the positions do not rocket out of control like in the standard ...
5
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2answers
1k views

About solving Atomic Chess

Is it possible to weakly solve Atomic Chess as a win for White? I've analysed a few lines good for White, but I am not sure about a general solution.
29
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11answers
44k views

Is chess a solved game?

Chess is a zero-sum game of limited decisions. The number of possible moves at any given point, and the number of possible states of the board, are all finite. Tic-Tac-Toe, is one of the easiest ...
14
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2answers
851 views

How to weakly solve Tiger Hunt, Atlantis Chess and Peasants' Revolt

Tiger Hunt is a chess variant where an entire army without a queen fight against a royal amazon (tiger, queen+knight). I believe it is certainly a win for the army just like Marahaja and Sepoys. I ...
7
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1answer
1k views

How to solve atomic chess?

Since losing chess is almost solved, I believe that the next step towards solving chess should be atomic chess, which has less forced moves than losing chess but still a lot more than regular chess. ...
15
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3answers
599 views

Is the result in mini-chess known with perfect play?

I do not know, if "mini-chess" is the official name of the game I am talking about. In mini-chess, the players only start with the pawns (In particular, there are no kings!) The players ...
9
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3answers
2k views

Has loser chess been solved?

Loser chess has a benefit of sorts. There are many turns where moves are forced. So my question is, has it been solved? I'd say that the move tree is much smaller than chess. If not: How much would ...
5
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2answers
1k views

As Black, what is the fastest way to beat Gnu Chess on easy mode?

This is more of a puzzle. As far as I can ascertain, Gnu-Chess on easy mode always plays the same movesm What is the least amount of moves required to beat Gnu Chess on easy mode? Just to clarify, you ...