Gerhard Ziemek
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Dortmund op-B | 06/22/2007 | 1491 | Germany |
| Dortmund Sparkassen op-B | 07/28/2006 | 1501 | Germany |
| Dortmund op1 | 03/06/2006 | 1550 | Germany |
| Dortmund op-B | 07/08/2005 | 1446 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| D00 | Queen's pawn game | 20 games |
| C15 | French, Winawer (Nimzovich) variation | 5 games |
| C10 | French, Paulsen variation | 3 games |
| B07 | Pirc defence | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C41 | Philidor's defence | 3 games |
| B45 | Sicilian, Taimanov variation | 3 games |
| C62 | Ruy Lopez, old Steinitz defence | 2 games |
| B44 | Sicilian defence | 2 games |


Germany