Osman Koka
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 17th ch-EUR Indiv 2016 | 05/12/2016 | 2484 | |
| Bern op | 02/??/1996 | 1168 | Switzerland |
| Bad Zurzach op | ??/??/1995 | 534 | Switzerland |
| Geneve op | ??/??/1995 | 949 | Switzerland |
Most Played Openings as White
| ECO | Opening | Games |
| C42 | Petrov's defence | 1 games |
| E12 | Queen's Indian defence | 1 games |
| A20 | English opening | 1 games |
| B84 | Sicilian, Scheveningen (Paulsen), classical variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A37 | English, symmetrical variation | 1 games |
| A35 | English, symmetrical variation | 1 games |
| A90 | Dutch defence | 1 games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 1 games |
Male
FIDE ID:

Switzerland