Complex sentence: The Port Imperial Street Circuit is a planned 3.2-mile (5.2 km) motor racing circuit in Weehawken and West New York, New Jersey, in the United States of America to be constructed on the Hudson Waterfront around Weehawken Port Imperial.
Split into simpler sentences: The Port Imperial Street Circuit is a planned 3.2-mile (5.2 km) motor racing circuit in Weehawken and West New York, New Jersey, in the United States of America. The circuit will be constructed on the Hudson Waterfront around Weehawken Port Imperial.