R. Concepcion
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| California op | ??/??/1992 | 351 | United States |
Most Played Openings as White
| ECO | Opening | Games |
Most Played Openings as Black
| ECO | Opening | Games |
| B80 | Sicilian, Scheveningen variation | 1 games |


United States