Complex sentence: The station has a 900-space park-and-ride lot, which--unique among TTC commuter lots--is privately-owned and operated by SmartREIT, which also partially financed one of the station's two bus terminal facilities.
Split into simpler sentences: The station has a 900-space park-and-ride lot, which--unique among TTC commuter lots--is privately-owned and operated. SmartREIT owns the lot, and also partially financed construction of one of the station's two bus terminal facilities.