7 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Mostowski, Boguslaw | Szwaj, Jacek | 0-1 | B33 | new tournament description | 2026-04-16 |
| Mostowski, Boguslaw | Krajewicz, Pawel | 0-1 | B32 | new tournament description | 2026-04-14 |
| Mostowski, Boguslaw | Wodniczak, Arkadiusz | 0-1 | B01 | new tournament description | 2026-04-12 |