T. Kostrzewa
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| POL-chT region | ??/??/1999 | 1157 | Poland |
| POL-chT disctrict | ??/??/1996 | 1075 | Poland |
Most Played Openings as White
| ECO | Opening | Games |
| B01 | Scandinavian (centre counter) defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C59 | Two knights defence | 1 games |
| D02 | Queen's pawn game | 1 games |


Poland