Olaf Herden
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Greifswalder op | ??/??/1998 | 539 | Germany |
| Rhein Main op 1st | ??/??/1998 | 918 | Germany |
| Graz op-B | ??/??/1997 | 106 | Austria |
Most Played Openings as White
| ECO | Opening | Games |
| C67 | Ruy Lopez, Berlin defence, open variation | 1 games |
| C19 | French, Winawer, advance, 6...Ne7 | 1 games |
| D02 | Queen's pawn game | 1 games |
| B44 | Sicilian defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C02 | French, advance variation | 2 games |
| C10 | French, Paulsen variation | 1 games |
| B24 | Sicilian, closed | 1 games |
| A07 | Reti, King's Indian attack (Barcza system) | 1 games |


Germany
Austria