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FIDE ID 523023520 · born 1977 · last updated 5/12/2026
Standard
1713
Rapid
1783
Blitz
-
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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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AI matching by sample game
We checked our stored public PGN sources for FIDE ID 523023520 and do not have usable games for Otero Nieto yet. Paste games below to run repertoire matching by play pattern.
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