| Winter 2425 |
| Groep A - Gert Kalkhoven |
| Site | Start date | 27-8-2024 | |
| City | End date | 4-2-2025 | |
| Country | Pairing system | Round Robin | |
| Organization | Arbiters |
| Gert Kalkhoven | |
| ID | |
| Rating | 1823 |
| Categories | |
| Nr. | White | Black | Result |
| 1 | Gert Kalkhoven | Ron Möllenkamp | 1−0 |
| 2 | John Beerends | Gert Kalkhoven | 0−1 |
| 3 | Gert Kalkhoven | Wim Voet | 1−0 |
| 4 | Jan Meringa | Gert Kalkhoven | 0−1 |
| 5 | Gert Kalkhoven | Paul Roomer | ½−½ |
| 6 | Jan Barteling | Gert Kalkhoven | ½−½ |
| 7 | Gert Kalkhoven | Mathijs Vlam | 1−0 |
| 8 | Gert Kalkhoven | André Buter | ½−½ |
| 9 | Hans de Jong | Gert Kalkhoven | 1−0 |
| 10 | Gert Kalkhoven | Jan Rietveld | 1−0 |
| 11 | Gert Kalkhoven | ... |