Tablebases are databases that contain complete, exhaustively calculated moves and variations for a given collection of chess positions. E.g. the Nalimov tablebases contain full solutions for all endgames involving 6 pieces or less.

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Longest DTM in the endgame KQPPKQ

What is the longest DTM in the endgame queen and two pawns versus a queen (KQPPKQ) ? The position White : Kg6 , Qb5 , Pa3, h2 Black : Ka7 , Qh3 is mate in 167 if white has the move. Is also the ...
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chess program wilhelm

I still search an executable file of the chess program wilhelm. It is not only a chess endgame database, you can fix pieces to be on concrete squares and check all such position to get a statistic ...
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Is there a Web Service available for 6-piece endgame tablebases?

I use the LokaSoft web service for 5-piece endgames, but cannot find one for 6 pieces. BTW, by web service I mean a software function capable of being called over the internet (see ...
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Is there an online database for the endgame KRPPKRP?

It was stated at this forum that the 7-men-endgames are still not available online. What about the special endgame KRPPKRP (Rook and 2 pawns against Rook and 1 pawn) ? It would be nice if the ...
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Longest DTC in the endgame KQPKQ depending on the place of the white pawn

I remember some statistics by Guy Haworth from the endgame KQPKQ (queen + pawn vs queen). One of the statistics was the maximum DTC depending on the place of the white pawn (due to symmetry, it can ...
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Endgame Tablebase, what is it?

I've been reading and enjoying the site immensely. What is the Endgame Tablebase? I see it referenced frequently. TIA
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How long would it take China's Tianhe-2 Supercomputer to produce an 8-man tablebase?

Wondering how long it would take a TOP10 Supercomputer to fully construct an 8-man tablebase.
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How many positions are there in n-pieces endgame tablebases for different values of n? [duplicate]

Note that I don't want the exact values, I only need approximations. And I am only interested in small values of n (not more than 12).
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Will quantum computers solve chess?

The theory is that there are more that 10^40 positions, and a computer that works with an atomic scale has to be impossibly large(As in galaxy-scale large), and well beyond our current level of ...
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Is there a freely available online 7 piece Endgame tablebase?

The only 7 piece site I heard about is http://tb7.chessok.com/ , and upon registration I am able to setup various positions with 2-6 pieces . However as soon as I setup a position with 7 piece, I get ...
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How many legal but unreachable positions exist?

Consider this legal chess position which can never be reached from the normal starting position. [FEN "6kb/6p1/6K1/8/8/8/8/8 w - - 0 1"] The Black bishop is placed on h8, but with the Black ...
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Computer endgame strength without tablebases

I have seen that engines aren't particularly strong in the openings without access to a book. How strong are modern engines in the endgame when they are not allowed access to tablebases? E.g., can ...
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Can a rook win against a knight in the endgame?

Suppose we have just rook and our opponent has just one knight which is near to his king is it possible to win this game theoretically? For example, in the following position (white to move), is it ...
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What is the status for seven man end game table bases?

There are complete (or nearly complete) six man end game table bases available for download, and even online. What is the status of seven man table bases? Is there still active development in this ...