Jan Petras
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| CZE-chTV 0001 | ??/??/2000 | 1885 | Czech Republic |
| CZE-chTV 9900 | ??/??/1999 | 1258 | Czech Republic |
| CZE-chT2 | ??/??/1999 | 1157 | Czech Republic |
| CZE-chT1c 9697 | ??/??/1996 | 808 | Czech Republic |
Most Played Openings as White
| ECO | Opening | Games |
| D13 | Queen's Gambit Declined Slav, exchange variation | 2 games |
| E33 | Nimzo-Indian, classical, 4...Nc6 | 2 games |
| D14 | Queen's Gambit Declined Slav, exchange variation, 6.Bf4 Bf5 | 2 games |
| E81 | King's Indian, Saemisch, 5...O-O | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C70 | Ruy Lopez | 6 games |
| C28 | Vienna game | 2 games |
| C08 | French, Tarrasch, open, 4.ed ed | 1 games |
| D14 | Queen's Gambit Declined Slav, exchange variation, 6.Bf4 Bf5 | 1 games |
Czech Republic
Male
FIDE ID:

