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FIDE ID 2102188· born 1950 · last updated 5/12/2026
FIDE standard
2104
FIDE rapid
2096
FIDE blitz
2011
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Shortlist public Lichess and chess.com accounts for De Souza Haro 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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