J. Fredenburg
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Lansing-ch MI DE | ??/??/1995 | 49 | United States |
Most Played Openings as White
| ECO | Opening | Games |
| D16 | Queen's Gambit Declined Slav accepted, Alapin variation | 1 games |
| E35 | Nimzo-Indian, classical, Noa variation, 5.cd ed | 1 games |
| D11 | Queen's Gambit Declined Slav, 3.Nf3 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A57 | Benko gambit | 1 games |
| B22 | Sicilian, Alapin's variation (2.c3) | 1 games |


United States