Gerhard Duben
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Landesliga West2 0102 | 10/07/2001 | 1522 |  Germany |
| Mecklenburg VP LM | ??/??/1998 | 79 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B48 | Sicilian, Taimanov variation | 1 games |
| B09 | Pirc, Austrian attack | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C78 | Ruy Lopez, 5.O-O | 1 games |
| A16 | English opening | 1 games |
| B22 | Sicilian, Alapin's variation (2.c3) | 1 games |
| D34 | Queen's Gambit Declined, Tarrasch, Prague variation, 7...Be7 | 1 games |
