D. Ridella
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Lansing-ch MI op-B | ??/??/1993 | 0 | United States |
| Trenton MI March | ??/??/1993 | 78 | United States |
| Detroit ch-MI opB | ??/??/1992 | 18 | United States |
| Detroit op | ??/??/1990 | 47 | United States |
Most Played Openings as White
| ECO | Opening | Games |
| C50 | King's pawn game | 5 games |
| B00 | King's pawn opening | 1 games |
| B22 | Sicilian, Alapin's variation (2.c3) | 1 games |
| B72 | Sicilian, dragon, 6.Be3 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| E12 | Queen's Indian defence | 3 games |
| A47 | Queen's Indian defence | 2 games |
| A07 | Reti, King's Indian attack (Barcza system) | 1 games |
| C21 | Centre game | 1 games |


United States