| Jeugd 2025 2026 |
| Groep 1 - Jacob Pronk |
| Site | de Bestemming | Start date | 01/09/2025 |
| City | Hillegom | End date | 22/06/2026 |
| Country | Netherlands | Pairing system | Keizer |
| Organization | Schaakclub de Uil | Arbiters | Fred van der Bent Aad Vledder, Peter Kaptein, Jan Sjerts, Rik van Rootselaar en Co van Rootselaar |
| Jacob Pronk | |
| ID | 8875108 |
| Rating | 1445 |
| Categories | |
| Nr. | White | Black | Result |
| 1 | Tarik Agdin | Jacob Pronk | 0−1 |
| 2 | Jacob Pronk | Abs with msg | |
| 3 | Siem van Slooten | Jacob Pronk | 0−1 |
| 4 | Jacob Pronk | Jasper Sjerps | 1−0 |
| 5 | Jacob Pronk | Stijn Zwart | 1−0 |
| 6 | Tarik Agdin | Jacob Pronk | 0−1 |
| 7 | Jacob Pronk | Niels van Schaik | 1−0 |
| 8 | Moanes Zambouridis | Jacob Pronk | 0−1 |
| 9 | Jacob Pronk | Guus Zwart | 0−1 |
| 10 | Jacob Pronk | Stijn Zwart | 0−1 |
| 11 | Jacob Pronk | Siebe Rozendaal | 1−0 |
| 12 | Jacob Pronk | Jasper Sjerps | 1−0 |
| 13 | Jacob Pronk | Abs with msg | |
| 14 | Niels van Schaik | Jacob Pronk | 0−1 |
| 15 | Guus Zwart | Jacob Pronk | ½−½ |
| 16 | Stijn Zwart | Jacob Pronk | 1−0 |
| 17 | Jacob Pronk | Dean Schulz | 1−0 |
| 18 | Stijn Zwart | Jacob Pronk | 1−0 |
| 19 | Siebe Rozendaal | Jacob Pronk | 0−1 |
| 20 | Jacob Pronk | Moanes Zambouridis | 0−1 |
| 21 | Jacob Pronk | Guus Zwart | 1−0 |
| 22 | Jacob Pronk | Niels van Schaik | 1−0 |
| 23 | Jacob Pronk | Siem van Slooten | 1−0 |
| 24 | Jacob Pronk | Stijn Zwart | 0−1 |
| 25 | Rosemarijn Pronk | Jacob Pronk | 0−1 |
| 26 | Moanes Zambouridis | Jacob Pronk | 1−0 |
| 27 | Guus Zwart | Jacob Pronk | ½−½ |
| 28 | Jacob Pronk | Siebe Rozendaal | ½−½ |