Bert Koelske
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Verbandsliga Nord Baden 0607 | 10/22/2006 | 1437 |  Germany |
| Verbandsliga Nord Baden 0506 | 10/16/2005 | 1319 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B14 | Caro-Kann, Panov-Botvinnik attack, 5...e6 | 1 games |
| B33 | Sicilian defence | 1 games |
| B34 | Sicilian, accelerated fianchetto, exchange variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C88 | Ruy Lopez, closed | 1 games |
| C84 | Ruy Lopez, closed defence | 1 games |
| C26 | Vienna, Falkbeer variation | 1 games |
| D09 | Queen's Gambit Declined, Albin counter-gambit, 5.g3 | 1 games |
