Ruben Perez
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Comarca de la Sidra op | ??/??/1998 | 222 |  Spain |
Most Played Openings as White
| ECO | Opening | Games |
| C50 | King's pawn game | 1 games |
| C42 | Petrov's defence | 1 games |
| B23 | Sicilian, closed | 1 games |
| B88 | Sicilian, Sozin, Leonhardt variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C63 | Ruy Lopez, Schliemann defence | 1 games |
| A31 | English, symmetrical, Benoni formation | 1 games |
| B60 | Sicilian, Richter-Rauzer | 1 games |
| A28 | English, four knights system | 1 games |
