Sonia Bychenkova
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Perm op-A | 08/03/2007 | 1742 | Russian Federation |
| World school-ch U11 Girls 3rd | 04/28/2007 | 278 | Greece |
| Perm op 01 | 01/05/2007 | 1562 | Russian Federation |
| EU-ch U10 Girls | 09/10/2006 | 74 |
Most Played Openings as White
| ECO | Opening | Games |
| B01 | Scandinavian (centre counter) defence | 2 games |
| C45 | Scotch game | 1 games |
| B21 | Sicilian, Grand Prix attack | 1 games |
| B22 | Sicilian, Alapin's variation (2.c3) | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C63 | Ruy Lopez, Schliemann defence | 3 games |
| C21 | Centre game | 1 games |
| D31 | Queen's Gambit Declined, 3.Nc3 | 1 games |
| D37 | Queen's Gambit Declined, 4.Nf3 | 1 games |
Russian Federation
Female
FIDE ID:

Greece