J. Ruenes
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Mexican op | ??/??/1973 | 0 | Mexico |
| Mexican op | ??/??/1970 | 0 | Mexico |
Most Played Openings as White
| ECO | Opening | Games |
Most Played Openings as Black
| ECO | Opening | Games |
| B20 | Sicilian defence | 1 games |
| B96 | Sicilian, Najdorf, 7.f4 | 1 games |
| C78 | Ruy Lopez, 5.O-O | 1 games |


Mexico