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FIDE ID 534005579· born 2005 · last updated 5/12/2026
FIDE standard
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FIDE rapid
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FIDE blitz
1608
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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 534005579 and do not have usable games for Willem yet. Paste games below to run repertoire matching by play pattern.
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