| Interne Competitie SENIOREN |
| Senioren - Thijs Oostveen |
| 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 |
| Thijs Oostveen | |
| Rating | 1537 |
| Nr. | White | Black | Result |
| 1 | Thijs Oostveen | Marc Speijers | 0−1 |
| 2 | Thijs Oostveen | Pairing alloc bye | |
| 3 | Albert Jan Fischer | Thijs Oostveen | 1−0 |
| 4 | Martijn de Haan | Thijs Oostveen | 1−0 |
| 5 | Thijs Oostveen | Abs with msg | |
| 6 | Thijs Oostveen | Abs with msg | |
| 7 | Thijs Oostveen | Abs with msg | |
| 8 | Thijs Oostveen | Abs with msg | |
| 9 | Thijs Oostveen | Wout van Veen | 0−1 |
| 10 | Piet Kooiman | Thijs Oostveen | 1−0 |
| 11 | Thijs Oostveen | Paul van der Pas | 0−1 |
| 12 | Thijs Oostveen | Rene ten Bos | 0−1 |
| 13 | Thijs Oostveen | Abs with msg | |
| 14 | Thijs Oostveen | Abs with msg | |
| 15 | Thijs Oostveen | Abs with msg | |
| 16 | Thijs Oostveen | Abs with msg | |
| 17 | Guus van Eeden | Thijs Oostveen | 0−1 |
| 18 | Ed van Eeden | Thijs Oostveen | 1−0 |
| 19 | Thijs Oostveen | Jan Ackerman | ½−½ |
| 20 | Rene ten Bos | Thijs Oostveen | 0−1 |