J. Ryba
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| POL-chT2 U18 Girls | ??/??/1996 | 988 | Poland |
Most Played Openings as White
| ECO | Opening | Games |
| D04 | Queen's pawn game | 2 games |
| D05 | Queen's pawn game | 2 games |
| E61 | King's Indian defence, 3.Nc3 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| E11 | Bogo-Indian defence | 2 games |
| A08 | Reti, King's Indian attack | 1 games |
| B12 | Caro-Kann defence | 1 games |
| B13 | Caro-Kann, exchange variation | 1 games |


Poland