Complex sentence: The route headed to the northeast, intersecting with U.S. Route 9W before entering Cornwall-on-Hudson where it terminated at the intersection with New York State Route 218 along the Hudson River.
Split into simpler sentences: The route headed to the northeast, intersecting with U.S. Route 9W before entering Cornwall-on-Hudson. There, it terminated at the intersection with New York State Route 218 along the Hudson River.