Complex sentence: When the Phase 2 Extension of Sin Bundang Line is complete in 2016, the subway line will connect Gangnam to Seoul Subway Line 1 at Suwon City via Pangyo, Jeongja Station (Bundang), Suji, and Gwanggyo.
Split into simpler sentences: When the Phase 2 Extension of Sin Bundang Line is complete in 2016, the subway line will pass through Suji. It will connect Gangnam to Seoul Subway Line 1 at Suwon City via Pangyo, Jeongja (Bundang), Suji, and Gwanggyo.