Complex sentence: Woninjae Station is a subway station on Line 1 of the Incheon Subway and became a transfer station to the Suin Line in July 2012.
Split into simpler sentences: Woninjae Station is a subway station on Line 1 and the Suin Line of the Incheon Subway. The station became a transfer point to the above-ground Suin Line in July 2012.