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FIDE ID 21812969· born 2002 · last updated 5/12/2026
FIDE standard
1651
FIDE rapid
1650
FIDE blitz
1680
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Shortlist public Lichess and chess.com accounts for Stefanski 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 21812969 and do not have usable games for Stefanski yet. Paste games below to run repertoire matching by play pattern.
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