| Lustrumtoernooi |
| Group 3 - Round 4 - 25-5-2025 |
| Site | Start date | 25-5-2025 | |
| City | Son en Breugel | End date | 25-5-2025 |
| Country | Netherlands | Pairing system | Round Robin |
| Organization | Schaakvereniging Son en Breugel | Arbiters | Kristian Toirkens Pieter van Dam |
| Nr. | White | Black | Result |
| 1 | Leo van Praag | Peter van der Aalst | ½−½ |
| 2 | Lennard Katan | Ruud Groenewoud | 1−0 |
| 3 | Robert Schut | Yazan Brik | 1−0 |
| Nr. | Player | Absence reason | |
| 1 | Hans Volder | Pairing alloc bye |
| Round 4 | ||||||
| Pos | Name | Gms | W | D | L | Score |
| 1 | Leo van Praag | 4 | 2 | 1 | 1 | 2,5 |
| 2 | Robert Schut | 3 | 2 | 0 | 1 | 2,0 |
| 3 | Lennard Katan | 3 | 2 | 0 | 1 | 2,0 |
| 4 | Yazan Brik | 4 | 2 | 0 | 2 | 2,0 |
| 5 | Peter van der Aalst | 3 | 0 | 3 | 0 | 1,5 |
| 6 | Hans Volder | 3 | 1 | 1 | 1 | 1,5 |
| 7 | Ruud Groenewoud | 4 | 0 | 1 | 3 | 0,5 |