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FIDE ID 4186230 · born 1947 · last updated 5/12/2026
Standard
1943
Rapid
2014
Blitz
1942
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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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