Question: What conference did J. T. Tiller's collegiate team belong to prior to the 2012-2013 season?

<P0-S0> J. T. Tiller (born May 11, 1988) is an American professional basketball player. <P0-S1>  He played collegiately with the University of Missouri Tigers. <SEP> <P1-S0> The Missouri Tigers men's basketball team represents the University of Missouri in the SEC. <P1-S1>  Prior to the 2012–2013 season, the basketball team represented the school in the Big 12 Conference. <P1-S2>  They are located in Columbia, Missouri, playing home games at Mizzou Arena (15,061). <P1-S3>  The team last played in the NCAA Division I Men's Basketball Tournament in 2013. <P1-S4>  The Tigers' next season in 2017–18 will be their first under new head coach Cuonzo Martin, who was hired away from California to replace the fired Kim Anderson. <P1-S5>  The Missouri men's basketball program was a charter member of the Big 12 Conference, formed from the Big Eight Conference in 1996. <P1-S6>  Following the 2016–17 season, the Tigers had an all-time record of 1,593–1,133 and a winning percentage of . <SEP> <P2-S0> The West Virginia Mountaineers baseball team is the varsity intercollegiate baseball program of West Virginia University, located in Morgantown, West Virginia, United States. <P2-S1>  The program has been a member of the NCAA Division I Big 12 Conference since the start of the 2013 season. <P2-S2>  The program currently plays at Monongalia County Ballpark in the adjacent city of Granville. <P2-S3>  Randy Mazey has been the team's head coach since prior to the 2013 season. <P2-S4>  As of the end of the 2015 season, the program has appeared in 11 NCAA Tournaments. <P2-S5>  It has won five conference tournament championships and 15 regular season conference and division titles. <SEP> <P3-S0> The Purdue Boilermakers football program is a college football team that represents Purdue University in the Big Ten Conference in the National Collegiate Athletic Association. <P3-S1>  The team has had 34 head coaches since it started playing organized football in 1887 and has been known by the nickname "Boilermakers" since 1891. <P3-S2>  Purdue is an original member of the Big Ten, joining in 1896 after spending six years in the Indiana Intercollegiate Athletic Association. <P3-S3>  The Boilermakers have played in 1,117 games during their 122 seasons. <P3-S4>  Four coaches have led the Boilermakers to postseason bowl games: Jack Mollenkopf, Jim Young, Leon Burtnett, and Joe Tiller. <P3-S5>  Nine coaches have won conference championships with the Boilermakers: Snake Ames and D. M. Balliet in the Indiana Intercollegiate Athletic Association, and A. G. Scanlon, James Phelan, Noble Kizer, Elmer Burnham, Stu Holcomb, Mollenkopf and Tiller in the Big Ten. <P3-S6>  No Purdue coach has led the Boilermakers to a national championship. <P3-S7>  As of the end of the 2009 season, Tiller is the all-time leader in games coached (149) and wins (87), while Mollenkopf is the all-time leader years coached (14). <P3-S8>  Ames leads the Boilermakers in winning percentage with a perfect 1.000 in his two seasons at Purdue. <P3-S9>  Among coaches with more than two seasons of tenure, Kizer has the highest winning percentage, .750, and Fred Akers has the lowest winning percentage, with a record of 12-31-1 (.284) in four seasons.