W. Kojtka
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| NRW-Liga II 8990 | ??/??/1990 | 288 |  Germany |
| NRW-Liga I 8889 | ??/??/1989 | 124 | Germany |
| NRW-Liga II | ??/??/1988 | 194 | Germany |
| NRW-Liga II | ??/??/1987 | 129 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B41 | Sicilian, Kan variation | 2 games |
| B87 | Sicilian, Sozin with ...a6 and ...b5 | 2 games |
| B04 | Alekhine's defence, modern variation | 2 games |
| C36 | King's Gambit Accepted, Abbazia defence (classical defence, modern defence[!]) | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A57 | Benko gambit | 2 games |
| A21 | English opening | 2 games |
| B89 | Sicilian, Sozin, 7.Be3 | 2 games |
| B22 | Sicilian, Alapin's variation (2.c3) | 1 games |
