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FIDE ID 21004510 · born 2008 · last updated 5/12/2026
Standard
1901
Rapid
1898
Blitz
1852
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Shortlist public Lichess and chess.com accounts for Leszczewicz via fuzzy name, country, and rating-band signals. Fastest path; works without sample games.
AI matching by sample game
Searching public databases for known games of Leszczewicz…
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Real tournament games of Karol Leszczewicz from public sources. Select a game to replay it on the board.
All games
+15 =18 -21 · score 44% · 54 games
As White
+9 =9 -6 · score 56% · 24 games
As Black
+6 =9 -15 · score 35% · 30 games
Wolak,Jan(1943)
Leszczewicz,Karol(1921)0-1
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As White
| Event | Games | Dates |
|---|---|---|
| Semifinals ch-POL 2025 | 9 | 2025-11-29 to 2025-12-07 |
| ch-POL U20 2025 | 9 | 2025-10-17 to 2025-10-24 |
| TCh-POL 1st League 2025 | 9 | 2025-09-06 to 2025-09-14 |
| 61st Rubinstein Mem Open | 9 | 2025-08-16 to 2025-08-24 |
| 293rd YMCA Autumn B 2024 | 9 | 2024-09-26 to 2024-12-05 |
| Wroclaw Open B 2024 | 9 | 2024-08-08 to 2024-08-14 |
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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As Black
AI matching from found games
We already found 54 of Leszczewicz’s real games in public databases. No PGNs needed: one click shortlists public accounts with similar opening choices.
Sources: twic (54) - latest 12/7/2025
Helps match accounts whose display name is not written in Latin letters.
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