M. Ruebsam
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Dortmund op | 04/??/1990 | 877 |  Germany |
Most Played Openings as White
| ECO | Opening | Games |
| A00 | Polish (Sokolsky) opening | 1 games |
| A14 | English, Neo-Catalan declined | 1 games |
| E72 | King's Indian with e4 & g3 | 1 games |
| A26 | English, closed system | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C14 | French, classical variation | 1 games |
| A10 | English opening | 1 games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 1 games |
| A90 | Dutch defence | 1 games |
