Complex sentence: Upper Nyack is a village in the town of Clarkstown Rockland County, New York, United States located north of the village of Nyack; east of West Nyack; south of Rockland Lake State Park and west of the Hudson River.
Split into simpler sentences: Upper Nyack is a village in the town of Clarkstown, Rockland County, New York, United States. It is located north of the village of Nyack, east of West Nyack, south of Rockland Lake State Park, and west of the Hudson River.