Berthold Mueller
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Bad Zwesten op 10th | 01/02/2006 | 1428 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| A70 | Benoni, classical with e4 and Nf3 | 1 games |
| E61 | King's Indian defence, 3.Nc3 | 1 games |
| D02 | Queen's pawn game | 1 games |
| D91 | Gruenfeld, 5.Bg5 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 2 games |
| B01 | Scandinavian (centre counter) defence | 2 games |
| D04 | Queen's pawn game | 1 games |


Germany