| Game | Result | Opening | Date |
|---|---|---|---|
| Michelen Rodriguez, Victor Isaac (2141) – Ospina Castro, Santiago (2148) | 1/2-1/2 | Queen's Gambit Declined: Harrwitz Attack, Fianchetto Defense | 2026-08-09 |
| Ospina Castro, Santiago (2148) – Mora Moron, Jose Ramon (2044) | 1-0 | Zukertort Opening: Nimzo-Larsen Variation | 2026-08-08 |
| Ospina Castro, Santiago (2148) – Ortiz Monsalve, Sebastian (2032) | 1/2-1/2 | French Defense: Rubinstein Variation, Blackburne Defense | 2026-08-07 |
| Simancas Maradei, Miguel Alejand (2049) – Ospina Castro, Santiago (2148) | 1/2-1/2 | Sicilian Defense: Delayed Alapin Variation, with d6 | 2026-08-07 |
| Ospina Castro, Santiago (2148) – Diaz Larrea, Juan Manuel (1943) | 1/2-1/2 | Italian Game: Two Knights Defense, Modern Bishop's Opening | 2026-08-05 |
| Cifuentes, John Jairo (2166) – Ospina Castro, Santiago (2030) | 1-0 | French Defense: Rubinstein Variation, Blackburne Defense | 2026-07-12 |
| Cano Alcaraz, Juan Jose (2234) – Ospina Castro, Santiago (2030) | 1/2-1/2 | Vienna Game: Mieses Variation | 2026-07-12 |
| Ospina Castro, Santiago (2030) – Arrieta Hernandez, Cristian (2339) | 1/2-1/2 | French Defense: Exchange Variation | 2026-07-11 |
ChessMoves AI — play, train and study chess. Master game data from public tournament broadcasts.