Complex sentence: Saratoga Performing Arts Center (SPAC) is a large amphitheatre located in Saratoga Springs, New York, on the grounds of Saratoga Spa State Park.
Split into simpler sentences: Saratoga Performing Arts Center (SPAC) is a large amphitheatre located in Saratoga Springs, New York. It is on the grounds of Saratoga Spa State Park.