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FIDE ID 21012377 · born 2012 · last updated 5/12/2026
Standard
1961
Rapid
1872
Blitz
1743
Quick name search
Shortlist public Lichess and chess.com accounts for Businski 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 Businski…
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Real tournament games of Jan Businski from public sources. Select a game to replay it on the board.
All games
+8 =2 -8 · score 50% · 18 games
As White
+6 =1 -2 · score 72% · 9 games
As Black
+2 =1 -6 · score 28% · 9 games
Guzewicz,Maciej
Businski,Jan(1853)1-0
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As White
| Event | Games | Dates |
|---|---|---|
| ch-POL U20 2025 | 9 | 2025-10-17 to 2025-10-24 |
| 9th Irena Warakomska Mem | 9 | 2025-07-31 to 2025-08-07 |
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.
As Black
AI matching from found games
We already found 18 of Businski’s real games in public databases. No PGNs needed: one click shortlists public accounts with similar opening choices.
Sources: twic (18) - latest 10/24/2025
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.