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If you are looking for the absolute latest data, has since released newer versions, such as the Mega Database 2026. Mega Database 2023 from Big Database 2022 - ChessBase Shop

: Study top-level analysis by masters directly within the game notation—annotated games are often indicated by italics . Database Statistics (2023 Edition) Total Games ~9.75 million Annotated Games Player Lexicon 600,000+ names / 40,000+ photos Historical Range 450+ years of chess history