Eugen Klassen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Oberpfalz-ch M2 | 04/??/2003 | 270 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B35 | Sicilian, accelerated fianchetto, modern variation with Bc4 | 1 games |
| B46 | Sicilian, Taimanov variation | 1 games |
| C66 | Ruy Lopez, Berlin defence, 4.O-O, d6 | 1 games |
| C41 | Philidor's defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A13 | English opening | 1 games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 1 games |
| D06 | Queen's Gambit | 1 games |
| D60 | Queen's Gambit Declined, Orthodox defence | 1 games |


Germany