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1. Chess king endgame tablebase for free#
2. Chess king endgame tablebase generator#
3. Chess king endgame tablebase software#
4. Chess king endgame tablebase windows#

Bf6 (White must not take the pawn) Ng3 11. The reason is that Black captures the white pawn in the most direct way by playing d4, but black pawns become weak and the black knight is tied down to the defence of the d-pawn.ġ.

Fritz 11, running on a single core gets you more than 1 million positions per second.

We also allowed Fritz 11 to analyse this position.

Chess king endgame tablebase windows#

The machine we used to generate these examples was a standard AMD Athlon 3500+ system with Windows XP installed and an external disk drive. FinalGen generates tablebases without any kind of a priori information. The program can produce a tablebase for seven-piece positions with blocked pawns. Unlike chess programs, FinalGen produces the game-theoretical value (win, loss, or draw) rather than a mere evaluation.Įiko Bleicher has designed a commercial program called Freezer, which allows users to build new tablebases from existing Nalimov tablebases with a priori information. All examples presented here include more than 6 pieces on the chessboard (including the kings). Unlike Nalimov tablebases, FinalGen is able to solve chess positions with 7 or more pieces. What advantage has FinalGen over chess programs and Nalimov tableblases? Unfortunately, Nalimov tablebases require more than one terabyte of storage space.

Chess king endgame tablebase for free#

The tablebases of all endgames with up to six pieces are available for free download. A chess engine can for example avoid exchanging down to losing positions (even if they are very deep) or win by converting into an absolutely won endgame. Most engines can consult tablebases as a kind of oracle to decide whether to exchange down into an endgame covered by the tablebase. Most of the time, modern chess programs play endgames well, but in some situations they exhibit a glaring weakness, as we will see later. Some seven-piece positions have been produced as well. The whole set of tables requires 1153 GB of hard disk space. Nalimov tablebases have solved chess for every position with six or fewer pieces (including the two kings). The tablebase contains the game-theoretical value (win, loss, or draw) of each possible move in each possible position, and how many moves it would take to achieve that result with perfect play. Available interface languages: English, French, Spanish, Russian, German, Italian.Īn endgame tablebase is a computerized database that contains precalculated exhaustive analysis of a chess endgame position.

FinalGen displays statistic information such as the estimated time remaining, the required hard disk space and the number of positions calculated. You can pause and resume the process at any time. The analysis area allows displaying variations. When enabled, this option will search only for drawn results, but can run up to 10 times faster. The Search for draw option allows speeding up the process. FinalGen generates tablebases for chess endgames with up to one piece per side, and any number of pawns.

Chess king endgame tablebase software#

You can distribute the freeware version of this software providing that no additional fee is charged.

Chess king endgame tablebase generator#

FinalGen is a chess endgame tablebase generator for Windows.įinalGen is absolutely free.