E. Ariel Pena
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Mexican op | ??/??/1973 | 0 | Mexico |
Most Played Openings as White
| ECO | Opening | Games |
| C09 | French, Tarrasch, open variation, main line | 1 games |
| B28 | Sicilian, O'Kelly variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |


Mexico