Olga Klassen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| GER-chT2 (Women) 0405 | 11/06/2004 | 1820 | Germany |
| GER-chT Lands U20 | 11/15/2004 | 1770 | Germany |
| GER-ch Lands U20 | 10/??/2003 | 1808 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| A36 | English, symmetrical variation | 3 games |
| D31 | Queen's Gambit Declined, 3.Nc3 | 2 games |
| D37 | Queen's Gambit Declined, 4.Nf3 | 1 games |
| D53 | Queen's Gambit Declined, 4.Bg5 Be7 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B43 | Sicilian, Kan, 5.Nc3 | 3 games |
| B42 | Sicilian, Kan, 5.Bd3 | 2 games |
| B20 | Sicilian defence | 1 games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 1 games |


Germany