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FIDE ID 21012199· born 2003 · last updated 5/12/2026
FIDE standard
1455
FIDE rapid
1501
FIDE blitz
1470
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Shortlist public Lichess and chess.com accounts for Cerulewicz via fuzzy name, country, and rating-band signals. Fastest path; works without sample games.
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Prep report
Their repertoire vs yours
Once you have a candidate account, we cross-reference its opening tree against your imported games, surfacing the lines they play that you don’t know, the leaks in their repertoire you can punish, and the gaps in yours you’ll need to plug before the game.
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AI matching by sample game
We checked our stored public PGN sources for FIDE ID 21012199 and do not have usable games for Cerulewicz yet. Paste games below to run repertoire matching by play pattern.
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