Bolivia
Male
FIDE ID:
Oswaldo Zambrana
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 10th ch-Iberoamericano | 09/25/2024 | 2238 |  Spain |
| 45th Olympiad 2024 | 09/11/2024 | 2107 |  Hungary |
| 16th American Continental | 05/15/2023 | 2245 |  Dominican Republic |
| 44th Olympiad 2022 | 07/29/2022 | 2018 |  India |
Most Played Openings as White
| ECO | Opening | Games |
| B41 | Sicilian, Kan variation | 19 games |
| C55 | Two knights defence | 18 games |
| B33 | Sicilian defence | 16 games |
| C50 | King's pawn game | 16 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B33 | Sicilian defence | 53 games |
| B31 | Sicilian, Nyezhmetdinov-Rossolimo attack (with ...g6, without ...d6) | 22 games |
| D27 | Queen's Gambit Accepted, classical, 6...a6 | 15 games |
| B30 | Sicilian defence | 14 games |
