F. Gruenberg
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| National op | ??/??/1995 | 864 | United States |
| USA-op | 08/??/1994 | 374 | United States |
| National op | ??/??/1988 | 790 | United States |
Most Played Openings as White
| ECO | Opening | Games |
| A07 | Reti, King's Indian attack (Barcza system) | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A36 | English, symmetrical variation | 1 games |


United States