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FIDE ID 4657004 · born 1958 · last updated 5/12/2026
Standard
2074
Rapid
2059
Blitz
-
Quick name search
Shortlist public Lichess and chess.com accounts for Kolthoff 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 Kolthoff…
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Real tournament games of Siegmund Kolthoff from public sources. Select a game to replay it on the board.
All games
+5 =5 -2 · score 63% · 12 games
As White
+3 =2 -0 · score 80% · 5 games
As Black
+2 =3 -2 · score 50% · 7 games
Pollmann,S(2071)
Kolthoff,S(2121)½-½
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As White
As Black
| Event | Games | Dates |
|---|---|---|
| 13th Int Senioren-Cup | 6 | 2025-03-29 to 2025-04-04 |
| 12th Int Senioren-Cup | 5 | 2024-04-06 to 2024-04-10 |
| 26th OIBM 2023 | 1 | 2023-10-28 |
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 12 of Kolthoff’s real games in public databases. No PGNs needed: one click shortlists public accounts with similar opening choices.
Sources: twic (12) - latest 4/4/2025
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.