Jan Ptosek
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| CZE-ch U16 | 03/10/2007 | 1966 | Czech Republic |
| Pobeskydy Radegast 17th | 04/13/2006 | 1991 | Czech Republic |
| Karvina Mayor's Cup | 07/02/2005 | 1385 | Czech Republic |
Most Played Openings as White
| ECO | Opening | Games |
| C57 | Two knights defence | 1 games |
| B46 | Sicilian, Taimanov variation | 1 games |
| B06 | Robatsch (modern) defence | 1 games |
| B09 | Pirc, Austrian attack | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| E07 | Catalan, closed, 6...Nbd7 | 1 games |
| D30 | Queen's gambit declined | 1 games |
| D53 | Queen's Gambit Declined, 4.Bg5 Be7 | 1 games |
| C21 | Centre game | 1 games |
Czech Republic
Male
FIDE ID:

