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FIDE ID 144445644· born 1995 · last updated 5/12/2026
FIDE standard
-
FIDE rapid
1769
FIDE blitz
-
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Shortlist public Lichess and chess.com accounts for Sierra Alfonso via fuzzy name, country, and rating-band signals. Fastest path; works without sample games.
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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 144445644 and do not have usable games for Sierra Alfonso yet. Paste games below to run repertoire matching by play pattern.
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