Daniel Kostka
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Wuerttenberg-ch U14 | 03/29/2005 | 1457 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B31 | Sicilian, Nyezhmetdinov-Rossolimo attack (with ...g6, without ...d6) | 1 games |
| C62 | Ruy Lopez, old Steinitz defence | 1 games |
| C65 | Ruy Lopez, Berlin defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C02 | French, advance variation | 2 games |
| C10 | French, Paulsen variation | 1 games |
| C01 | French, exchange variation | 1 games |


Germany