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FIDE ID 3923240 · born 1961 · last updated 5/12/2026
Standard
1836
Rapid
1877
Blitz
1818
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Shortlist public Lichess and chess.com accounts for Gascon Marquez 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 3923240 and do not have usable games for Gascon Marquez yet. Paste games below to run repertoire matching by play pattern.
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