Complex sentence: It has a seating capacity for up to 3,401 people and the stage is one of the largest in the United States, roughly the same size as Purdue Universities Elliot Hall of Music, measuring wide by deep.
Split into simpler sentences: It has a seating capacity for up to 3,401 people. The stage is one of the largest in the United States, roughly tied with theElliot Hall of Music at Purdue University, measuring wide by deep.