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robertnurnberg/chessdbcn

Static dumps of chessdb.cn (cdb) This is a collection of static dumps of chessdb.cn, the largest online database of chess positions and openings. The dumps can be probed with the help of cdbdirect. Statistics 20240814 20241114 20250608 20251115 20260702 Positions 44262943988 46456113101 48454315961 53035759834 63996865341 Scored moves 88251700855 92617595285 96605581079 128743456819 151652263234 Size 821GB 808GB 846GB 997GB 1.2TB

sourceHugging Facelgpl-3.0updated 3mo agoView on Hugging Face
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Static dumps of chessdb.cn (cdb)

This is a collection of static dumps of chessdb.cn, the largest online database of chess positions and openings. The dumps can be probed with the help of cdbdirect.

Statistics

2024081420241114202506082025111520260702
Positions4426294398846456113101484543159615303575983463996865341
Scored moves882517008559261759528596605581079128743456819151652263234
Size821GB808GB846GB997GB1.2TB

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Final count: 44262943988 Have min ply: 28819025984 Have single move: 35381149368 Total scored moves: 88251700855

Final count: 46456113101 Have min ply: 40646578967 Have single move: 37095836123 Total scored moves: 92617595285

Exact count: 48454315961 Have min ply: 42635854870 Have single move: 38668601698 Total scored moves: 96605581079

Final count: 53035759834 Have min ply: 49670372959 Have single move: 34857596299 Total scored moves: 128743456819

Final count: 63996865341 Have min ply: 59802641686 Have single move: 42403857361 Total scored moves: 151652263234

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