5 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Gatzen-O`keefe, Thomas | Chibnall, Alana | 1/2-1/2 | B46 | 2025 ANU Open | 2025-07-26 |
| Gatzen-O`keefe, Thomas | Prasad, Lalit | 0-1 | A03 | Round 6: Gatzen-O`keefe, Thomas - Prasad, Lalit | 2024-05-27 |
| Gatzen-O`keefe, Thomas | Chakrabarty, Reyaansh | 0-1 | A03 | Round 2: Gatzen-O`keefe, Thomas - Chakrabarty, Reyaansh | 2024-05-25 |
| Thomas Gatzen-O'Keefe | Ethan Retnaraja | 0-1 | A03 | Round 4: Thomas Gatzen-O'Keefe - Ethan Retnaraja | 2024-01-14 |