Jan Mrnka
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Plzen op-C 9th | 08/??/2003 | 1585 | Czech Republic |
| CZE-chT2 0304 | 10/??/2003 | 1627 | Czech Republic |
| Plzen op-B U18 | 08/??/1998 | 699 | Czech Republic |
| Plzen KB op-B U18 | ??/??/1997 | 595 | Czech Republic |
Most Played Openings as White
| ECO | Opening | Games |
| A26 | English, closed system | 4 games |
| D32 | Queen's Gambit Declined, Tarrasch defence | 2 games |
| C24 | Bishop's opening, Berlin defence | 2 games |
| E94 | King's Indian, orthodox variation | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B07 | Pirc defence | 17 games |
| C18 | French, Winawer, advance variation | 2 games |
| A03 | Bird's opening | 2 games |
| C02 | French, advance variation | 2 games |
Czech Republic
Male
FIDE ID:

