Complex sentence: Nemacolin is a census-designated place (CDP) in Greene County, Pennsylvania, United States founded as a company town around the workings of a Youngstown Sheet and Tube Company owned and operated coal mine in 1917.
Split into simpler sentences: Nemacolin is a census-designated place (CDP) in Greene County, Pennsylvania, United States. It was founded as a company town around the workings of a Youngstown Sheet and Tube Company owned and operated coal mine in 1917.