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FIDE ID 3823237· born 1968 · last updated 5/12/2026
FIDE standard
1884
FIDE rapid
1835
FIDE blitz
1875
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Shortlist public Lichess and chess.com accounts for Acuna Castilla 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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We checked our stored public PGN sources for FIDE ID 3823237 and do not have usable games for Acuna Castilla yet. Paste games below to run repertoire matching by play pattern.
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