9 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Jach, Franciszek | Gorgolewski, Igor | 0-1 | B90 | MWJ | 2025-06-14 |
| Jach, Franciszek | Paszkiewicz, Michal | 1-0 | C54 | MWJ | 2025-06-14 |
| Jach, Franciszek | Gmurczyk, Stanislaw | 1-0 | B08 | MWJ | 2025-06-12 |
| Jach, Franciszek | Kliszewski, Karol | 0-1 | C54 | MWJ | 2025-06-12 |
| Jach, Franciszek | Gorecki, Adam | 1/2-1/2 | B28 | MWJ | 2025-06-11 |