12 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Siwek, Olaf | Wilusz, Stanislaw | 0-1 | C41 | MWJ | 2025-06-14 |
| Siwek, Olaf | Kordus, Franciszek | 1-0 | C42 | MWJ | 2025-06-13 |
| Siwek, Olaf | Kotok, Denys | 1-0 | C27 | MWJ | 2025-06-12 |
| Siwek, Olaf | Gozdziewicz, Gabriel | 1-0 | C57 | MWJ | 2025-06-11 |
| Siwek, Olaf | Wojciechowski, Szymon | 0-1 | B50 | xd | 2024-05-30 |