Questions tagged [chess-variants]
Questions about variants of normal chess including bughouse, Chess960 (Fischer Random), atomic chess, and antichess.
3
votes
1answer
430 views
Where can I play Quantum Chess online for free?
I saw some videos featuring a chess variant called Quantum Chess on YouTube. It looked very interesting to me, so I decided to try to find it online for free, but I couldn’t. Does anyone know of such ...
5
votes
2answers
142 views
Studying why Gardner's Minichess Variant is solved?
I recently came across an interesting article that proves Gardner's Minichess is solved (2013) and the theoretical result is a draw.
Might studying why Minichess is a theoretical draw help me better ...
2
votes
1answer
157 views
Is there a winning strategy for Losing chess?
Losing chess has been proven to be a win for white, with the opening move 1. e3
The proof consists of a number of huge game trees which show that each variation must end in a white win, but is there ...
6
votes
1answer
158 views
Would certain checkmates be possible if the king could move into check?
Similar to a previous question of mine, let's suppose there's a piece that moves like the king, but isn't restricted from moving into check.
While a normal king and two knights can't force checkmate, ...
10
votes
2answers
292 views
Is a “Strong King” handicap really as powerful as is claimed?
Wikipedia quotes an analysis by GM Harry Golombek (from Golombek’s Encyclopedia of Chess, Crown Publishers, 1977, p. 218. I do not have access to the source) where he lists possible handicaps, in ...
2
votes
1answer
155 views
What's the point of attack board inversion?
In tri-dimensional chess some rule sets allow for the attack board to be moved from the peg on top of the main board to the peg on the underside (as long as the attack board is unoccupied). What is ...
1
vote
1answer
61 views
Are there starting positions in dobutsu shogi that are farther from a win/loss than the standard one?
In dobutsu shogi, the usual starting position is a loss for the beginning player in (at most) 78 turns (from first move until (and including) lion capture or ascension).
But are there perhaps other (...
0
votes
1answer
77 views
What is the value of most starting positions in dobutsu shogi?
In dobutsu shogi, the usual starting position is a trébuchet or full-point mutual zugzwang position, but other likely (starting) positions can have a completely different value.
If we arrange the ...
23
votes
4answers
5k views
Is there a balanced chess system where players of unknown skill can have an equal chance of winning?
Is there a chess system where you can make players of differing skill levels compete against each other with an equal chance to win without using different chess variations?
This system should give ...
2
votes
0answers
195 views
Is this a sound elephant offer?
In the following dobutsu shogi position, is Gc3xc2 a bad move?
ABC
+---+
1| | g
2|lce|
3|E G|
4| L | *C
+---+
0
votes
1answer
85 views
Crazyhouse Chess: Playing with a real board and overall popularity?
Played a decent amount of bughouse but only started with crazyhouse a month or less ago. Although on the surface very similar games, I would say they are fundamentally different because there is no ...
3
votes
1answer
113 views
Fairy chess: KNNvK
I just wondered: can K + 2 nightriders force a mate against bare K? (A nightrider can make an unlimited number of knight moves in any direction - it cannot change direction partway through its move.)
2
votes
1answer
123 views
Why are three chess sets needed for Kriegspiel and dark chess?
Wikipedia states that three chess sets are needed for Kriegspiel and dark chess. Is that actually true? I can see how having three sets would make things a lot easier, but couldn't the referee simply ...
4
votes
3answers
133 views
Multi (N>3) dimensional chess designs
I was wondering whether anyone has ever designed chess rules for more than 3 dimensions. At that point you wouldn't be able to visualize the play using one board. And you'd instead need to to use 8 3-...
-2
votes
2answers
258 views
Is it possible to give two more checks here?
If the knight moves then is it possible to give check mate? I have already given one check. I was playing a game of "3 check". How can I get two more checks? Is it not possible?
3 check is a mode in ...
2
votes
3answers
163 views
Pawns VS pawnless?
I'm writing a story where because of the character's vanity says "you can have pawns but I don't need them, they are beneath me."
In such a game who would have the advantage?
0
votes
1answer
251 views
What is the best strategy for simultaneous blindfold chess?
Recently, Timur Gareyev displayed tremendous prowness by playing many boards blindfolded. What is the best strategy to visualize each and every board?
I already know the basics, like splitting the ...
4
votes
2answers
203 views
15x15 squared board [closed]
My brother and I made this 15 by 15 squares chess board that uses two sets of pieces minus a pawn and king for each color.
We have already played a game and find it extremely fun and interesting, but ...
3
votes
1answer
141 views
King of Chess 960
As you know, in Chess960, the first and eighth rows are symmetric and consist of the normal pieces which have be permuted. The only constraints are that the King is between the two Rooks and the ...
2
votes
0answers
115 views
Marshall vs. Queen Endgame
In a game of "Sort of Almost Chess", the variant from Mr. Betza that replaces one of the queens with a Marshall (the Rook+Knight compound, also known as the Chancellor, or the Empress in Fairy Chess ...
5
votes
3answers
180 views
two or three initial moves = win?
you have to play a game with the following rule : white can initially play two moves, then one move each side as usual, and a draw counts as a victory for black. Which side do you choose ? (say ...
-6
votes
1answer
118 views
What will replace chess? [closed]
Chess is dying. That much should be obvious. As predicted by Capablanca and as concluded by Bobby Fischer.... These are not random cranks, these are two of the best players of all time, and here are ...
0
votes
1answer
69 views
Move my king to check [duplicate]
My rook was targeting the opponent's king but her knight was in between
I moved my knight to the check place checked by same knight
Can I move my king to that place
2
votes
2answers
167 views
Simul in which the GM has to make identical moves
Consider two simultaneous matches in which a GM plays against Players A and B, constrained by the rule that the GM must make identical board moves in both games. Players A and B can play as usual.
...
5
votes
2answers
1k views
How different would chess be if a stalemate was a win? [duplicate]
Historically stalemate has been handled in different ways. I wonder how different chess would be if it was a win for the stalemating player.
Has enough thought been put into this so that it's ...
7
votes
2answers
254 views
How likely is it that a non-orthodox promotion is optimal?
Under promotion is an interesting aspect of chess, but there are other possibilities that aren't allowed under modern rules.
One is the so-called "dummy pawn", as this question discusses:
When (if ...
20
votes
2answers
4k views
Chess960 or Chess959?
Once in 960 times, chess960 should just be the same as regular chess. Are there any known instances of this? Or is this selection automatically excluded and they just roll the dice again? So is it ...
4
votes
1answer
413 views
Four player chess (team): is there some opening theory written somewhere?
I am an active player on four player team chess on chess.com (my Elo is currently 2095). I am planning to write something about theory of opening of this chess variant. Question is, do you know if ...
9
votes
2answers
245 views
Does the chick promotion rule in dobutsu shogi really matter?
In dobutsu shogi, the chick (Japanese pawn) promotes to a chicken (Gold general). In my experience this promotion occurs only rarely and I suspect after much blundering.
Does the chick promotion rule ...
3
votes
1answer
160 views
Rejected game variant for adding a new chess piece
Some time ago İ had a book on chess, that proposed new chess variant invented by some guy, in which a new chess piece was added. so instead the usual 8 by 8 board would get replaced by a bigger 9 by 9 ...
1
vote
2answers
355 views
Analysing Crazyhouse Games
I have recently started playing crazyhouse on chess.com. For my normal chess games, I download my chess games in PGN format. Then open them up in chessbase 13 and from within chessbase load up the UCI-...
4
votes
1answer
203 views
Sacrifice a pawn to reorder the pieces
Consider a chess variant which plays exactly (*) as chess except that the players have a special option for first move.
White can, instead of moving a pawn/knight as its first move, sacrifice any of ...
3
votes
1answer
210 views
Is there a Kriegspiel android app?
I'm looking for an android app for a variant of chess which is called Kriegspiel. (https://en.wikipedia.org/wiki/Kriegspiel_(chess))
I don't expect any PvP app but I'd satisfied with PvC app. (OK; I ...
7
votes
1answer
238 views
Amazon vs Chancellor endgame
Many online sources (such as Wikipedia) state that the endgame of amazon (piece that moves like Queen and knight) and chancellor (piece that moves like rook and knight) is a draw. I did some ...
1
vote
1answer
112 views
Variant chess effect [closed]
Variant chess is a relaxing break from standard chess. But in my chess club we are usually discouraged from playing such chess. I have not seen any visible problem in my games. Can anyone tell me why ...
-1
votes
1answer
118 views
What is a good defensive repertoire against a d4 opening? [duplicate]
I've been looking for a good response to a d4 opening. All the repertoires I've studied are against e4? Any suggestions, thanks
4
votes
2answers
466 views
Losers Chess variant engine
Is there a strong Losers chess variant engine?
I had a look at stockfish, but it doesn't support Losers chess, seemingly.
(to be used on a Linux platform)
3
votes
4answers
531 views
which chess variant has the largest board?
the largest I could find was double chess 16x12, is there a variant with a bigger board, doesn't have to be a variant in which chess pieces follow their orthodox movement rules?
2
votes
2answers
87 views
Multimove variant rules with queen that does two moves in one
I recall playing a multimove variant special rules chess game where one player (say black) has all the usual pieces, while the other player has just a queen that can do two moves in one.
So the queen ...
0
votes
1answer
128 views
How to checkmate in an altered version of chess
If you know the name of the chess variant I'm trying to describe, please leave it in the comments.
My friend and I have concieved an (most likely already thought up, nevertheless very fun) idea of ...
1
vote
1answer
314 views
What are some ways to get better at Antichess?
I have recently found out about a new chess variant called antichess. I was wondering how to get better at it. Are there any opening moves or strategies in antichess that might help beginners in this ...
3
votes
1answer
382 views
What is the best way to improve Crazyhouse or Bughouse skills?
I have been playing Chess variants for a while now, and I would like to know how to improve my skills in bughouse and crazyhouse. Does anyone have any tips or strategies that would apply to either? ...
2
votes
1answer
362 views
Chess960 tips and strategies
I have recently stared to play chess variants, and I want become better at them. Are there any strategies for chess960 given that the piece placement is random each time?
2
votes
0answers
80 views
What are the rules of chess variant? [duplicate]
What is the name and detailed rules of the chess variant where the first person to lose all their pieces wins.
Unfortunately, I'm not sure about the rest of the rules. Are there force captures, or ...
0
votes
3answers
690 views
What is the source of the house-rule 18-moves?
In my area, most kids including me grew up with a very popular house-rule: After all the pieces of either of the players are removed besides the king, the opposing player has 18 moves to checkmate him....
0
votes
4answers
712 views
4 player chess tips
I recently looked into chess.com's four player chess. Its fun but had little success until now. I usually try and play moves to open my diagonal pieces but centre queen rushes always bring trouble. I ...
9
votes
2answers
868 views
How do computers play three-check chess?
How do computers evaluate three-check chess positions where the first side to check the other side three times wins?
How do they value the first and second checks?
It looks like the position ...
3
votes
1answer
247 views
What does double-check mean in four-player chess on chess.com?
The rule says:
Delivering a double-check is worth +5, and triple-checks are worth +15
Is a double check when I am
checking two players at one move
checking one player with a normal double check
...
16
votes
3answers
961 views
Are there any chess 960 positions where black has the advantage?
I've heard it said that some chess 960 positions have a significant advantage for white, usually involving fast attacks against undefended pawns. However, since zugzwang positions do exist, it's ...
2
votes
3answers
543 views
Number of combinations in chess 960
Can someone derive how do we get the number 960 for chess 960 showing all the possible combinations?
