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FIDE ID 21040435 · born 2009 · last updated 5/12/2026
Standard
2049
Rapid
1889
Blitz
1740
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Shortlist public Lichess and chess.com accounts for Gruca 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 Gruca…
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Real tournament games of Karol Gruca from public sources. Select a game to replay it on the board.
All games
+1 =3 -5 · score 28% · 9 games
As White
+1 =2 -2 · score 40% · 5 games
As Black
+0 =1 -3 · score 13% · 4 games
Palacki,Rafal(1914)
Gruca,Karol(1971)½-½
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As White
As Black
| Event | Games | Dates |
|---|---|---|
| ch-Malopolska 2026 | 7 | 2026-06-04 to 2026-06-07 |
| Szansa Open Rapid 2025 | 2 | 2025-09-20 |
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.
Pick a candidate account above to unlock the report.
AI matching from found games
We already found 9 of Gruca’s real games in public databases. No PGNs needed: one click shortlists public accounts with similar opening choices.
Sources: twic (9) - latest 6/7/2026
Helps match accounts whose display name is not written in Latin letters.
Costs 1 credit
Uses 1 credit. Results take a few minutes; the results page updates itself.