Complex sentence: The Sherman Creek Generating Station was a coal-fired power plant built by the United Electric Light and Power Company in New York City, on Manhattan Island at 201st Street and the Harlem River.
Split into simpler sentences: The Sherman Creek Generating Station was a coal-fired power plant constructed by the United Electric Light and Power Company. The station was located in New York City, NY on Manhattan Island at 201st Street and the Harlem River.