3 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Houtman, Joop | De Groot, Hendrik | 1-0 | B09 | Round 2: Houtman, Joop - De Groot, Hendrik | 2025-12-23 |
| Houtman, Joop | Spit, Vincent | 1/2-1/2 | B33 | Round 1: Houtman, Joop - Spit, Vincent | 2025-12-22 |