M. Wittner
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| RLPF-op | ??/??/1991 | 98 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B20 | Sicilian defence | 2 games |
| C01 | French, exchange variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C27 | Vienna game | 1 games |
| D50 | Queen's Gambit Declined, 4.Bg5 | 1 games |
| A07 | Reti, King's Indian attack (Barcza system) | 1 games |


Germany