Complex sentence: The Korean National Revolutionary Party was formed in Shanghai in 1935 by a group of left-wing nationalist Korean parties, organized by Kim Kyu-sik, Kim Won-bong and Cho Soang.
Split into simpler sentences: The Korean National Revolutionary Party was formed in Shanghai in 1935 by a group of left-wing nationalist Korean parties. The organizers were Kim Kyu-sik, Kim Won-bong and Cho Soang.