14 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Kononiuk, Yaroslav | Amstalden, Julian | 1-0 | B41 | Swiss Youth Championship 2026 U12 | 2026-05-25 |
| Kononiuk, Yaroslav | Varghese, Vivan | 1/2-1/2 | B70 | Swiss Youth Championship 2026 U12 | 2026-05-24 |
| Kononiuk, Yaroslav | Aragonda, Sahasra | 1/2-1/2 | B32 | Swiss Youth Championship 2026 U12 | 2026-05-23 |
| Kononiuk, Yaroslav | Obataya, Yuma | 0-1 | B38 | Swiss Youth Championship 2026 U12 | 2026-05-22 |
| Kononiuk,Yaroslav | Aeschbacher, Gregoire | 0-1 | C72 | Swiss Youtch Chess Championship 2025 U12 | 2025-06-08 |
| Kononiuk,Yaroslav | Ram, Karthik | 1-0 | B15 | Swiss Youtch Chess Championship 2025 U12 | 2025-06-07 |
| Kononiuk,Yaroslav | Phung, Felix | 1/2-1/2 | B92 | Swiss Youtch Chess Championship 2025 U12 | 2025-06-06 |