Stefan Kolonko
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Niedersachsen-ch U11 | 03/30/1996 | 120 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| C18 | French, Winawer, advance variation | 1 games |
| C30 | King's gambit | 1 games |
| B32 | Sicilian defence | 1 games |
| D20 | Queen's gambit accepted | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C50 | King's pawn game | 2 games |
| C42 | Petrov's defence | 2 games |
| D30 | Queen's gambit declined | 1 games |


Germany