Kay Theiss
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Unna op | 12/27/2003 | 1884 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| D50 | Queen's Gambit Declined, 4.Bg5 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| Tournament | Date | Elo Avg. | Country |
| Unna op | 12/27/2003 | 1884 | Germany |
| ECO | Opening | Games |
| D50 | Queen's Gambit Declined, 4.Bg5 | 1 games |
| ECO | Opening | Games |
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Theiss, K | 1842 | Nonhoff, M | 1291 | 1-0 ![]() |
52 | D50 | 2003 | Unna op |
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