D. Mareska
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Klatovy op-B | 07/02/2005 | 904 | Czech Republic |
| Klatovy op-B | 07/??/2004 | 1037 | Czech Republic |
| Klatovy op-B | ??/??/2003 | 161 | Czech Republic |
| Schneider Bohemia op-B | 08/??/2001 | 1396 | Czech Republic |
Most Played Openings as White
| ECO | Opening | Games |
| A06 | Reti opening | 4 games |
| D04 | Queen's pawn game | 3 games |
| C50 | King's pawn game | 3 games |
| C55 | Two knights defence | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C50 | King's pawn game | 2 games |
| B12 | Caro-Kann defence | 2 games |
| C42 | Petrov's defence | 2 games |
| B13 | Caro-Kann, exchange variation | 2 games |


Czech Republic