O. Trojan
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| CZE-ch U14 | ??/??/1999 | 270 | Czech Republic |
Most Played Openings as White
| ECO | Opening | Games |
| B02 | Alekhine's defence | 1 games |
| C65 | Ruy Lopez, Berlin defence | 1 games |
| C68 | Ruy Lopez, exchange variation | 1 games |
| C62 | Ruy Lopez, old Steinitz defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C45 | Scotch game | 1 games |
| C49 | Four knights, double Ruy Lopez | 1 games |
| C41 | Philidor's defence | 1 games |
| C55 | Two knights defence | 1 games |


Czech Republic