answers: Oklahoma
context: 2011. Because NCAA rules at the time required that a conference have 12 members in order to stage a football championship game that was exempt from NCAA limits on regular-season games, the conference dropped the championship game following the 2010 season. During this time, Oklahoma and Texas had expressed that a conference title game hurt the chances of the conference to have a representative in the BCS National Championship Game, and now the College Football Playoff, which started in 2014. In December 2014 after completing the first season with the College Football Playoff, Baylor and TCU both finished the season </s> Big Eight, with four prominent colleges from Texas that had been members of the Southwest Conference. From its formation until 2011, its 12 members competed in two divisions. Two charter members left the conference in 2011, and in 2012, two more left, while another two joined from other conferences. In 2012, the Big 12 formed an alliance with the Southeastern Conference to host a joint post-season college bowl game between the champions of each conference, which would eventually become the Sugar Bowl. On June 27, 1984, the U.S. Supreme Court ruled in "NCAA v. Board of Regents of the University </s> Missouri Tigers, with the two men's teams squaring off annually in the "Braggin' Rights" game. It has been held in St. Louis since 1980, first at the St. Louis Arena and since 1994 at the Scottrade Center. This rivalry has been carried over into football as "The Arch Rivalry" with games played at the Edward Jones Dome in St. Louis in 2002 and 2003 and four games in 2007 through 2010. Wisconsin has a long-standing in-state basketball rivalry with Marquette. The series has intensified as of late with both teams having made the Final Four in recent years. The schools
question: who has won the most big 12 championships in football