Question: Who coached the team from the Big 12 Conference that played the UCLA Bruins in the 2012 Holiday Bowl?
Context: The 2013 Holiday Bowl was an American college football bowl game that was played on December 30, 2013 at Qualcomm Stadium in San Diego, California.  The 36th edition of the Holiday Bowl, it featured the Texas Tech Red Raiders of the Big 12 Conference and the Arizona State Sun Devils of the Pac-12 Conference.  It was one of the 2013–14 bowl games that concluded the 2013 FBS football season.  The game started at 7:15 p.m. PST and was telecast on ESPN.  It was sponsored by National University and was officially known as the National University Holiday Bowl.  Texas Tech defeated Arizona State by a score of 37–23. The 2015 Alamo Bowl was an American college football bowl game played on January 2, 2015, at the Alamodome in San Antonio, Texas.  The 22nd edition of the Alamo Bowl featured the Kansas State Wildcats from the Big 12 Conference and the UCLA Bruins from the Pac-12 Conference.  It was televised at 5:45 p.m. CST on ESPN and heard on the ESPN Radio.  It was one of the 2014–15 bowl games that conclude the 2014 FBS football season.  The game was sponsored by the Valero Energy Corporation and was officially known as the Valero Alamo Bowl.  The Bruins defeated the Wildcats, 40–35, and ended the season with 10 wins. The 1983 Rose Bowl was a college football bowl game, played on January 1, 1983.  It was the 69th Rose Bowl Game.  The UCLA Bruins defeated the Michigan Wolverines by a score of 24–14 in a bowl rematch of a regular season game also won by UCLA.  Tom Ramsey, UCLA quarterback and Don Rogers, UCLA defensive back, were named the Rose Bowl Players Of The Game.  This was the first season that the UCLA Bruins played in the Rose Bowl stadium as their home stadium, where they were undefeated. The 2012 UCLA Bruins football team represented the University of California, Los Angeles in the 2012 NCAA Division I FBS football season.  The team was coached by first year head coach Jim L. Mora and played its home games at the Rose Bowl in Pasadena, California.  They were members of the South Division of the Pac-12 Conference.  The Bruins won the conference's South Division and played in the Holiday Bowl, where they lost 26–49 to Baylor. The 2007 UCLA Bruins football team represented the University of California, Los Angeles (UCLA) in the 2007 NCAA Division I FBS football season.  They played their home games at the Rose Bowl in Pasadena, California and were coached by Karl Dorrell for the regular season.  It was Dorrell's fifth, and final season as the UCLA head coach.  UCLA's season was marked by numerous injures, particularly at quarterback.  Original starting quarterback Ben Olson injured his knee early in the season and missed over four games.  Backup quarterback Patrick Cowan also suffered a knee injury but returned for two more games before suffering a collapsed lung against Arizona.  Coach Karl Dorrell was fired following the loss in the 77th UCLA-USC rivalry football game, the final regular season game for the Bruins.  Defensive coordinator DeWayne Walker became the interim coach for the 2007 Las Vegas Bowl, in which the Bruins lost to BYU, 17–16.  The Bruins finished 6–7 overall, 5–4 in the Pacific-10 Conference, where they were tied for fourth place. The 2012 Bridgepoint Education Holiday Bowl, the 35th edition of the game, was a postseason American college football bowl game between the Baylor Bears from the Big 12 Conference and the UCLA Bruins from the Pac-12 Conference (Pac-12), played on December 27, 2012 at Qualcomm Stadium in San Diego, California.  The game was the final contest of the 2012 NCAA Division I-Football Bowl Subdivision (Division I-FBS) football season for both teams.  The game kicked off at 6:45 p.m. PT and was broadcast on both ESPN TV and ESPN Radio.  This is the first Holiday Bowl appearance for both Baylor and UCLA, as well as the first-ever meeting between the two teams.  It also marks the first time one of the Pac-12's Southern California teams has played in the Holiday Bowl. The 1954 UCLA Bruins football team represented the University of California, Los Angeles (UCLA) in the 1954 college football season.  They played their home games at the Los Angeles Memorial Coliseum and were coached by Henry Russell Sanders.  It was Sanders' sixth season as the UCLA head coach.  The Bruins finished 9–0 overall, and were Pacific Coast Conference Champions with a 6–0 record.  The Bruins compiled 367 points against their opponents in nine games, and allowed only 40 points.  The Bruins were not eligible to play in the Rose Bowl vs. Ohio State because of the "no repeat" rule in effect at the time.  No team was allowed to participate in consecutive Rose Bowl games, and since UCLA had played in the 1954 Rose Bowl, they were excluded from the 1955 event.  USC competed in the Rose Bowl instead, losing to Ohio State.  Following the outcome, UCLA and Ohio State split the national championship since UCLA was ranked #1 by the UPI Coaches Poll and Ohio State was ranked #1 by the AP Poll. The UCLA Bruins football program represents the University of California, Los Angeles, in college football as members of the Pac-12 Conference at the NCAA Division I FBS level.  The Bruins have enjoyed several periods of success in their history, having been ranked in the top ten of the AP Poll at least once in every decade since the poll began in the 1930s.  Their first major period of success came in the 1950s, under head coach Henry Russell Sanders.  Sanders led the Bruins to the Coaches' Poll national championship in 1954, three conference championships, and an overall record of 66–19–1 in nine years.  In the 1980s and 1990s, during the tenure of Terry Donahue, the Bruins compiled a 151–74–8 record, including 13 bowl games and an NCAA record eight straight bowl wins.  The program has produced 28 first round picks in the NFL Draft, 30 consensus All-Americans, and multiple major award winners, including Heisman winner Gary Beban.  The UCLA Bruins' main rival is the USC Trojans.  Jim L. Mora is the current head coach. The 1995 Jeep Eagle Aloha Bowl was a college football bowl game, played as part of the 1995–96 bowl game schedule of the 1995 NCAA Division I-A football season.  It was the 11th Aloha Bowl.  It was played on December 25, 1995, at Aloha Stadium in Honolulu, Hawaii.  The game matched the UCLA Bruins of the Pac-10 Conference against the Kansas Jayhawks of the  Big 12 Conference in Terry Donahue's final game as head coach of the Bruins. The 2012 Baylor Bears football team represented Baylor University in the 2012 NCAA Division I FBS football season.  The team was coached by Art Briles and played its home games at Floyd Casey Stadium in Waco, Texas.  The Bears were members of the Big 12 Conference.  The conference slate began with a trip to Morgantown, West Virginia to take on the West Virginia Mountaineers, and concluded at home against the Oklahoma State Cowboys.  On December 2, Baylor accepted a berth in the 2012 Holiday Bowl to face #17 UCLA, where they defeated the Bruins, 49–26, on December 27.
Answer: Art Briles