| Interne Competitie SENIOREN |
| Senioren - Maurice Diederen |
| Site | Boorstraat | Start date | 25-10-2022 |
| City | Utrecht | End date | 31-5-2023 |
| Country | Netherlands | Pairing system | Swiss |
| Organization | Schaakvereniging Oud Zuylen Utrecht | Arbiters | Marc Jongerius |
| Maurice Diederen | |
| Rating | 1600 |
| Nr. | White | Black | Result |
| 1 | Maurice Diederen | Celia Keizer | 0−1 |
| 2 | Raymond Elferink | Maurice Diederen | 1−0 |
| 3 | Maarten Bakker | Maurice Diederen | 1−0 |
| 4 | Maurice Diederen | Guus van Eeden | 0−1 |