Complex sentence: The Knights play their home games at the 45,000 seat Spectrum Stadium with an average attendance of less than 20,000 fans, which is located on UCF's main campus in Orlando, Florida, United States.
Split into simpler sentences: The Knights play their home games at the 45,000 seat Spectrum Stadium, with an average attendance of less than 20,000 fans. The stadium is located on UCF's main campus in Orlando, Florida, United States.