O. Castaneda
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Latin Cup | ??/??/1991 | 783 |  Colombia |
| Pereira op | ??/??/1991 | 783 | Colombia |
| Bogota op | ??/??/1990 | 709 | Colombia |
Most Played Openings as White
| ECO | Opening | Games |
| C45 | Scotch game | 1 games |
| B81 | Sicilian, Scheveningen, Keres attack | 1 games |
| B98 | Sicilian, Najdorf, 7...Be7 | 1 games |
| B61 | Sicilian, Richter-Rauzer, Larsen variation, 7.Qd2 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A26 | English, closed system | 1 games |
| B44 | Sicilian defence | 1 games |
| A25 | English, Sicilian reversed | 1 games |
| A45 | Queen's pawn game | 1 games |
