M. Keller
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Bad Woerishofen op 15th | 03/??/1999 | 1241 | Germany |
| Finkenstein op | ??/??/1996 | 1890 | Austria |
| Regensburg op | 01/??/1996 | 993 | Germany |
| Finkenstein op | ??/??/1995 | 1921 | Austria |
Most Played Openings as White
| ECO | Opening | Games |
| D01 | Richter-Veresov attack | 4 games |
| B09 | Pirc, Austrian attack | 2 games |
| C14 | French, classical variation | 2 games |
| C13 | French, classical | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D41 | Queen's Gambit Declined, Semi-Tarrasch, 5.cd | 3 games |
| D50 | Queen's Gambit Declined, 4.Bg5 | 3 games |
| E05 | Catalan, open, classical line | 2 games |
| C31 | King's Gambit Declined, Falkbeer counter-gambit | 2 games |


Germany
Austria