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- A tablebase is a computer-calculated database of every endgame position with a certain number of pieces, which tells the user if correct play results in a win, a draw, or a loss for either side.
www.chess.com/terms/chess-tablebase
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A tablebase is a computer-calculated database of every endgame position with a certain number of pieces, which tells the user if correct play results in a win, a draw, or a loss for either side. The current limit is seven pieces, for both White and Black combined, including the kings.
In chess, the endgame tablebase, or simply tablebase, is a computerised database containing precalculated evaluations of endgame positions. Tablebases are used to analyse finished games, as well as by chess engines to evaluate positions during play.
Put simply, tablebases are complete databases that provide perfect answers for a set number of pieces. In other words, a five-piece tablebase set, which knows all the positions for five pieces would be able to instantly tell you the answer for any position with the two kings plus any three pieces.
Aug 19, 2020 · Endgame tablebases are essentially databases containing known endgame positions that have been “solved”, so to speak. That is, every position in an endgame tablebase will have a corresponding result which will either be a win for white, a win for black, or a draw (assuming perfect play).
Syzygy tablebases allow perfect play with up to 7 pieces, both with and without the fifty-move drawing rule, i.e., they allow winning all won positions and bringing all drawn positions over the fifty-move line. The tables provide WDL 50 and DTZ 50 ′′ information.
What are endgame tablebases? Simply put: they are perfect chess. We all know that the number of possible positions in chess outnumbers the number of atoms in the universe, or at least that is what we are told (begging the question who counted the atoms), but suffice it to say no computer will ever calculate them all.
Aug 19, 2018 · Lichess now provides online access on the analysis board and in studies, practice against tablebases, a public API and a mirror for downloading the full tablebase files. How to use tablebases on Lichess? In endgame positions the opening explorer is replaced by a tablebase explorer.
