Klaus1 Mueller
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Sachsen-ch Seniors | 07/28/2007 | 1948 | Germany |
| GER-ch Seniors op | 07/22/2006 | 1698 | Germany |
| GER-chT Seniors | 09/18/2005 | 2135 | Germany |
| Brandenburg Seniors op 13th | 09/07/2005 | 1680 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| C02 | French, advance variation | 7 games |
| B01 | Scandinavian (centre counter) defence | 3 games |
| B07 | Pirc defence | 2 games |
| B06 | Robatsch (modern) defence | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B22 | Sicilian, Alapin's variation (2.c3) | 4 games |
| A03 | Bird's opening | 2 games |
| B23 | Sicilian, closed | 2 games |
| B40 | Sicilian defence | 2 games |


Germany