Complex sentence: On June 18--25,2011 Central Sulawesi province will conduct an'Indonesia Open' Paragliding Tournament which 8 foreign countries will participate, they are Saudi Arabia, Malaysia, Romania, Czech, Bulgaria, France, Russia and the Philippines.
Split into simpler sentences: On June 18--25,2011 Central Sulawesi province conducted an'Indonesia Open' Paragliding Tournament which 8 foreign countries participated. The countries were Saudi Arabia, Malaysia, Romania, Czech Republic, Bulgaria, France, Russia and the Philippines.