Question: This 1960 football team coached by Bud Wilkinson played their home games at a stadium that following renovations makes it the second largest stadium in what?
Sentence (from "Gaylord Family Oklahoma Memorial Stadium"): The official seating capacity of the stadium, following renovations in 2015, is 86,112, making it the 23rd largest stadium in the world, the 15th largest college stadium in the United States and the second largest in the Big 12 Conference, behind Darrell K Royal–Texas Memorial Stadium at the University of Texas at Austin.
Relevant evidence: Yes