Question: In 2015, what was the official seating capacity of the stadium at which the 1964 Sooners played their home games?
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