7 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Sierra Romero, Ronald Esteban | Ayala Gonzalez, Hector Manuel | * | C44 | Round 7: Sierra Romero, Ronald Esteban - Ayala Gonzalez, Hector Manuel | 2026-03-23 |
| Sierra Romero, Ronald Esteban | Cardona Salazar, Matias | 1/2-1/2 | B27 | Round 3: Sierra Romero, Ronald Esteban - Cardona Salazar, Matias | 2026-03-22 |
| Sierra Romero, Ronald Esteban | Gonzalez Martinez, Aitor | 1-0 | C45 | Round 5: Sierra Romero, Ronald Esteban - Gonzalez Martinez, Aitor | 2026-03-22 |
| Sierra Romero, Ronald Esteban | Samuel Daniel Castellanos Castaneda | 1-0 | C44 | Round 1: Sierra Romero, Ronald Esteban - Samuel Daniel Castellanos Castaneda | 2026-03-20 |