Unanswered Questions

11
votes
0answers
165 views

How much time did Capablanca have / use on the clock to refute Frank Marshall's Marshall Attack over the board?

Capablanca's over the board refutation of Frank Marshall's deep home preparation, in what was later called the Marshall Attack, is widely regarded as one of the great defensive masterpieces of all ...
10
votes
1answer
206 views

What material handicap would be required to compensate for a single double-move?

Consider the following chess variant: Black can, once per game, make two moves in a row (the second move may not capture the King) To compensate for this advantage, Black gets a material handicap ...
5
votes
0answers
59 views

Draws, castling rights, and the FIDE's 2014 rulebook revision

A question of rulebook pedantry: Effective July 2014, the FIDE has revised its Laws of Chess. As you know, the Laws have long allowed a player to claim a draw by repetition. The July 2014 Laws, ...
4
votes
1answer
158 views

Is this endgame won for white?

With the missing g and e pawns still on the board and a roughly symmetric position, I made a mistake that lead to 17 moves of what I think of as quite difficult defense, my opponent walked into the ...
4
votes
1answer
111 views

Has there ever been a game where multiple humans play against a single chess computer?

I'm wondering if the following scenario has ever been played out: Once side of a chess game is played by multiple humans at once, collaboratively determining what the next move will be. This ...
3
votes
1answer
57 views

Chess Position Trainer

I just started playing with Chess Position Trainer and I really enjoy the experience of playing through the "Closed Sicilian” repetoir that comes pre-loaded. The manual mentions that you can build ...
3
votes
2answers
102 views

understanding evaluation function

I am developing a chess program. And have made use of an alpha beta algorithm and a static evaluation function. I have successfully implemented both but I want to improve the evaluation function by ...
3
votes
3answers
74 views

Key indicators for deeper analysis

I have trouble with managing my time in my games. I cannot determine if I need a deep analysis or I am in a position where any good move would do. So, what are good indicators to determine if a ...
3
votes
0answers
55 views

Where did this Emanuel Lasker quote come from?

In the book by the late master Irving Chernev "The Chess Companion" he gives a list of chess quotes. My favourite one was: "The student can learn more in ten hours of properly tutored instruction ...
3
votes
1answer
193 views

In ChessBase 12, when viewing an Opening Tree, why do all the games always stop near move 26?

I have ChessBase 12 64Bit. To create an Opening Tree I do the following steps: I click on "Mega Database 2014". I filter all the 5.8 millions games like I want (for example, taking only the games ...
3
votes
0answers
85 views

Trying to locate an old puzzle

A friend of mine showed me a great white-to-mate-in-three puzzle back in the late '50s or early '60s. Unfortunately he doesn't recall it. I can remember a few things: It was composed by someone from ...
2
votes
0answers
78 views

Quintuple repetition and the FIDE's 2014 rulebook revision

How does the new quintuple-repetition rule work, please? To be clear: my question does not concern how likely the rule and its cases are to arise in practical play, but rather just what the rule is, ...
2
votes
0answers
108 views

Busted openings

http://en.chessbase.com/post/rajlich-busting-the-king-s-gambit-this-time-for-sure The link is to a chessbase article speaking about a group of researchers who claim that that king's gambit is busted. ...
2
votes
1answer
114 views

The Knight is stronger in Rapid/Blitz than it is in classical time controls. How many centipawns does the Knight gain in Rapid and in Blitz?

In blitz, the knight is stronger than the bishop. - Vlastmil Hort I am using this point value system for classical time controls (at least one hour per player): Pawn = 1 Knight = 3.25 Bishop = ...
2
votes
1answer
86 views

How to make own opening book for chess engine?

I am currently working on a chess engine in java. I am using mini max algorithm with alpha beta pruning to select the best move. However it is inefficient to use the algorithm for selecting opening ...

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