Martin Arriaran
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| San Sebastian op | ??/??/1995 | 867 | Spain |
| San Sebastian op | 03/??/1994 | 849 | Spain |
| ESP-chT | ??/??/1992 | 873 | Spain |
| Euskadi-ch Absoluto | ??/??/1992 | 745 | Spain |
Most Played Openings as White
| ECO | Opening | Games |
| B52 | Sicilian, Canal-Sokolsky attack, 3...Bd7 | 3 games |
| B30 | Sicilian defence | 1 games |
| B00 | King's pawn opening | 1 games |
| B06 | Robatsch (modern) defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B22 | Sicilian, Alapin's variation (2.c3) | 2 games |
| E11 | Bogo-Indian defence | 2 games |
| B84 | Sicilian, Scheveningen (Paulsen), classical variation | 2 games |
| A34 | English, symmetrical variation | 1 games |


Spain