| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Van der Meer, H | Karsdorp, N | 1-0 ![]() |
22 | C40 | 1996 | Groningen SC op |
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| Karsdorp, N | Van Hamond, F | 0-1 ![]() |
24 | A25 | 1995 | Groningen op-B |
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| Karsdorp, N | Winkler, W | ½-½ ![]() |
20 | B07 | 1992 | Multicoop op |
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| Afek, Y | 2340 | Karsdorp, N | 1-0 ![]() |
24 | B05 | 1992 | Multicoop op |
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| Szekeres, T | Karsdorp, N | 1-0 ![]() |
24 | D09 | 1992 | Multicoop op |
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| Karsdorp, N | Bolyai, I | ½-½ ![]() |
31 | C44 | 1992 | Multicoop op |
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