Willi Duerig
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| SUI-ch op | 07/12/2007 | 1966 | Switzerland |
| SUI-ch HT1 | 07/13/2006 | 2022 | Switzerland |
| Zuerich op | 12/26/2004 | 2258 | Switzerland |
| Zuerich op | 12/26/2003 | 2234 | Switzerland |
Most Played Openings as White
| ECO | Opening | Games |
| D00 | Queen's pawn game | 1 games |
| A84 | Dutch defence | 1 games |
| D02 | Queen's pawn game | 1 games |
| C41 | Philidor's defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B35 | Sicilian, accelerated fianchetto, modern variation with Bc4 | 1 games |
| B11 | Caro-Kann, two knights, 3...Bg4 | 1 games |
| B12 | Caro-Kann defence | 1 games |
| B14 | Caro-Kann, Panov-Botvinnik attack, 5...e6 | 1 games |
Switzerland
Male
FIDE ID:

