Unanswered Questions

24 questions with no upvoted or accepted answers
10
votes
0answers
277 views

Are there statistics on the results of armageddon games at the GM level?

I've tried finding statistics on the results of competitive armageddon games played at a high level (say, GM level), but to no avail. Evidently, these statistics must exist, as for example FIDE ...
8
votes
0answers
102 views

Historical origin of the queen as a chess piece

As far as I know, chess was introduced at Europe from Arabia by a Spanish king: Alfonso X. I recently read an article in Spanish press saying the queen was also introduced as a piece in Spain. The ...
7
votes
0answers
1k views

Is there an online chess evaluation engine with a REST API?

Is there an online chess evaluation engine with a REST API? I'd like to be able to send a game or position (with castling ability presumably) to a simple REST API and get back the positional ...
5
votes
0answers
80 views

Chess database software for variants

For regular chess, I use SCID and it works well. Database searches, position searches, player stats, and a nice compact file format (i.e. not PGN, which is inefficient and big.) Is there any similar ...
5
votes
0answers
643 views

Collecting principal variations during search and using them in ordering?

In an Alpha Beta search (Negamax framework), how does one collect principal variations to use in move ordering and how does one use them, without using a transposition table? And would it be different ...
4
votes
1answer
240 views

Compiling asmFish on macOS

I have been able to make a custom build of asmFish on Linux, however I have been unable to do so on macOS. I've seen a Mac version of the FASM compiler on the internet. However when I tried using it ...
3
votes
0answers
81 views

Deep Fritz 14 Show Plans

Does anyone who uses Deep Fritz 14 know how to activate "Visualize Search" aka "Show Plans"? I went to File, Options, and Engine. "Show Plans" is one of the options, but it won't let me activate it. ...
3
votes
1answer
120 views

Collusion in a simultaneous blindfold exhibition

When a blindfold expert plays several players simultaneously, there is a tacit assumption that the players will not collude. But suppose that the players are allowed to collude, and their goal is to ...
3
votes
1answer
154 views

I need help Identifying this chess set

I need help identifying this chess set, I got it from my father and he says it is from Poland and on the broken board it says it is made of crystal bohemia.
3
votes
1answer
87 views

How does Allie's search algorithm work?

Allie is a strong engine that's looking competitive with the top ones (Leela Chess Zero and Stockfish). It's supposedly based off AlphaZero, but works differently. As far as I understand it, the most ...
3
votes
1answer
219 views

From a full board to a pawn endgame in the shortest possible number of half-moves

Is any game known where all the pieces (except the pawns) are still on the board and where a piece (not a pawn!) is captured at each half-move leading to a pawn endgame ? In other words, is there a ...
2
votes
0answers
88 views

Draw rates in classical chess between elite players?

I'm looking for detailed statistics exhibiting draw rate for elite players. I did find this and this publications, however, they only contain aggregated data for 2600+ players, and arrive at a figure ...
2
votes
0answers
99 views

An objective measure of the difference in strength between top programs and top human players in the four most popular forms of chess?

Is there an objective measure of the superiority (or otherwise) that the strongest computer programs enjoy over the strongest human players which can be compared across the four main forms of chess, ...
2
votes
0answers
198 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 +---+
2
votes
1answer
162 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 ...

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