Events
10. Hornicky Sachtak (January 14 to 16, 2011)
 | 10. Hornicky Sachtak (January 14 to 16, 2011) |  |
| Location | Ostrava, Czech Republic |
| Type | Weekend |
| Squares | |
| Rounds | |
| Contras | |
| Club | Extend SDC Ostrava (Ostrava) |
| Website | http://www.volny.cz/extend-ostrava/ |
| Levels | Squares: Beginners, Basic, Mainstream, Plus, A1 Rounds: Phase I, Phase II, Phase III, Phase IV, Phase V |
