| Competition name |
| Group 1 - Boersma Sander |
| Site | www.svwaalwijk.nl | Start date | 28-8-2025 |
| City | Waalwijk | End date | 25-6-2026 |
| Country | Netherlands | Pairing system | Manual |
| Organization | Schaakvereniging Waalwijk | Arbiters | Ron Verhoofstad |
| Boersma Sander | |
| ID | |
| Rating | 1251 |
| Category | Interne competitie |
| Nr. | White | Black | Result |
| 1 | Jong, de Bert | Boersma Sander | 1−0 |
| 2 | Boersma Sander | Boersma Julian | 0−1 |
| 3 | Esch Nolan | Boersma Sander | 1−0 |
| 4 | Gammeren, van Jos | Boersma Sander | 1−0 |
| 5 | Boersma Sander | Manual pairing bye | |
| 6 | Kranenveld Yaro | Boersma Sander | 1−0 |
| 7 | Boersma Sander | Koomen Rowan | 0−1 |
| 8 | Boersma Sander | Hofman Pascal | 1−0 |
| 9 | Boersma Julian | Boersma Sander | 1−0 |
| 10 | Boersma Sander | Leeuwis Merlijn | 1−0 |
| 11 | Boersma Sander | Manual pairing bye | |
| 12 | Boersma Sander | Jong, de Bert | 0−1 |
| 13 | Boersma Sander | Nguyen Andy | ½−½ |
| 14 | Boersma Sander | Esch Nolan | ½−½ |
| 15 | Koomen Rowan | Boersma Sander | 1−0 |
| 16 | Boersma Sander | Aarle, van Roel | 0−1 |
| 17 | Eck Toon, van | Boersma Sander | 1−0 |
| 18 | Boersma Sander | Boersma Julian | 0−1 |
| 19 | Leeuwis Merlijn | Boersma Sander | ½−½ |
| 20 | Boersma Sander | Koomen Rowan | 0−1 |
| 21 | Boersma Sander | Manual pairing bye | |
| 22 | Jong, de Bert | Boersma Sander | 1−0 |
| 23 | Nguyen Andy | Boersma Sander | 0−1 |
| 24 | Boersma Sander | Manual pairing bye | |
| 25 | Nguyen Andy | Boersma Sander | 0−1 |