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FIDE ID 1129490 · born 1987 · last updated 5/12/2026
Standard
1975
Rapid
1970
Blitz
1985
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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 1129490 and do not have usable games for Kosiorek yet. Paste games below to run repertoire matching by play pattern.
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