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FIDE ID 4409663· born 1978 · last updated 5/12/2026
FIDE standard
1932
FIDE rapid
1972
FIDE blitz
1966
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Shortlist public Lichess and chess.com accounts for Montoya Diez 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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