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?

Context paragraphs:
1957 Oklahoma Sooners football team: The 1957 Oklahoma Sooners football team represented the University of Oklahoma during the 1957 college football season.  They played their home games at Oklahoma Memorial Stadium and competed as members of the Big Seven Conference.  They were coached by head coach Bud Wilkinson.

List of Oklahoma Sooners head football coaches: The Oklahoma Sooners football program is a college football team that represents the University of Oklahoma.  The team has had 22 head coaches since organized football began in 1895.  The Sooners have played in more than 1,200 games in its 121 seasons.  In those seasons, eight coaches have led the Sooners to postseason bowl games: Tom Stidham, Jim Tatum, Bud Wilkinson, Gomer Jones, Chuck Fairbanks, Barry Switzer, Gary Gibbs and Bob Stoops.  Eight coaches have won conference championships with the Sooners: Bennie Owen, Stidham, Dewey Luster, Tatum, Wilkinson, Fairbanks, Switzer and Stoops.  Wilkinson, Switzer and Stoops have also won national championships with the Sooners.  Stoops is the all-time leader in games coached and won, Owen is the all-time leader in years coached, while Switzer is the all-time leader in winning percentage.  John Harts is, in terms of winning percentage, the worst coach the Sooners have had as he lost the only game he coached.  John Blake has the lowest winning percentage of those who have coached more than one game with .353 in his 34 games.

1963 Oklahoma Sooners football team: The 1963 Oklahoma Sooners football team represented the University of Oklahoma during the 1963 college football season.  They played their home games at Oklahoma Memorial Stadium and competed as members of the Big Eight Conference.  They were coached by head coach Bud Wilkinson, who would retire from coaching after the conclusion of the season.

1958 Oklahoma Sooners football team: The 1958 Oklahoma Sooners football team represented the University of Oklahoma during the 1958 college football season.  They played their home games at Oklahoma Memorial Stadium and competed as members of the Big Seven Conference.  They were coached by head coach Bud Wilkinson.

Gaylord Family Oklahoma Memorial Stadium: Gaylord Family - Oklahoma Memorial Stadium, also known as Owen Field or The Palace on the Prairie, is the on-campus football facility on the campus of the University of Oklahoma in Norman, Oklahoma, United States, that serves as the home of the Oklahoma Sooners football team.  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.

1960 Oklahoma Sooners football team: The 1960 Oklahoma Sooners football team represented the University of Oklahoma during the 1960 college football season.  They played their home games at Oklahoma Memorial Stadium and competed as members of the Big Eight Conference.  They were coached by head coach Bud Wilkinson.

1962 Oklahoma Sooners football team: The 1962 Oklahoma Sooners football team represented the University of Oklahoma during the 1962 college football season.  They played their home games at Oklahoma Memorial Stadium and competed as members of the Big Eight Conference.  They were coached by head coach Bud Wilkinson.

1959 Oklahoma Sooners football team: The 1959 Oklahoma Sooners football team represented the University of Oklahoma during the 1959 college football season.  They played their home games at Oklahoma Memorial Stadium and competed as members of the Big Seven Conference.  They were coached by head coach Bud Wilkinson.

Neyland Stadium: Neyland Stadium (pronounced "NEE-land") is a sports stadium in Knoxville, Tennessee, United States.  It serves primarily as the home of the Tennessee Volunteers football team, but is also used to host large conventions and has been a site for several National Football League (NFL) exhibition games.  The stadium's official capacity is 102,455.  Constructed in 1921, and originally called Shields-Watkins Field (the playing surface is still called that today), the stadium has undergone 16 expansion projects, at one point reaching a capacity of 104,079 before being slightly reduced by alterations in the following decade.  Neyland Stadium is the fifth largest stadium in the United States, the sixth largest stadium in the world, and the second largest stadium in the Southeastern Conference.  The stadium is named for Robert Neyland, who served three stints as head football coach at the University of Tennessee between 1926 and 1952.

1961 Oklahoma Sooners football team: The 1961 Oklahoma Sooners football team represented the University of Oklahoma during the 1961 college football season.  They played their home games at Oklahoma Memorial Stadium and competed as members of the Big Eight Conference.  They were coached by head coach Bud Wilkinson.

Supporting paragraphs: 1960 Oklahoma Sooners football team Gaylord Family Oklahoma Memorial Stadium
Answer: the Big 12 Conference