Complex sentence: The Robinson Plantation House is a historic house in Clark, New Jersey built around 1690 and added to the National Register of Historic Places in 1974 as Seventeenth Century Clark House.
Split into simpler sentences: The Robinson Plantation House is a historic house in Clark, New Jersey. The house was built around 1690 and added to the National Register of Historic Places in 1974 as Seventeenth Century Clark House.