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FIDE ID 3927105 · born 1981 · last updated 5/12/2026
Standard
1881
Rapid
1906
Blitz
1881
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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 3927105 and do not have usable games for Da Costa Contreras yet. Paste games below to run repertoire matching by play pattern.
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