| DD interne competitie 1e helft 2025-26 |
| Groep 1B - Round 1 - 10/2/2025 |
| Site | Start date | 9/29/2025 | |
| City | End date | 9/29/2025 | |
| Country | Pairing system | Round Robin | |
| Organisation | Arbiters |
| Nr. | White | Black | Result |
| 1 | Koelmans Jan Willem | Omota Vlad | 0−1 |
| 2 | Henn Reinhard | Tommassen Paul | ½−½ |
| Nr. | Player | Absence reason | |
| 1 | Romkes Gosse | Pairing alloc bye | |
| 2 | Eerens Pim | ||
| 3 | Ghijsen Pim |
| Round 1 | ||||||||||
| Pos | Name | Gms | W | D | L | Score | SBgr | Rtg | TPR | SRtg |
| 1 | Omota Vlad | 1 | 1 | 0 | 0 | 1.0 | 0.00 | 1959 | 2623 | 1953 |
| 2 | Henn Reinhard | 1 | 0 | 1 | 0 | 0.5 | 0.25 | 1828 | 1903 | 1826 |
| 3 | Tommassen Paul | 1 | 0 | 1 | 0 | 0.5 | 0.25 | 1901 | 1826 | 1903 |
| 4 | Romkes Gosse | 0 | 0 | 0 | 0 | 0.0 | 0.00 | 2023 | 2023 | |
| 5 | Koelmans Jan Willem | 1 | 0 | 0 | 1 | 0.0 | 0.00 | 1817 | 1153 | 1823 |
| 6 | Eerens Pim | 0 | 0 | 0 | 0 | 0.0 | 0.00 | 2096 | 2096 | |
| 7 | Ghijsen Pim | 0 | 0 | 0 | 0 | 0.0 | 0.00 | 2083 | 2083 | |