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  The Texas Longhorns football program is the intercollegiate team representing the University of Texas at Austin
  (variously Texas or UT) in the sport of American football. The Longhorns compete in the NCAA Division I Football
  Bowl Subdivision (formerly Division I-A) as a member of the Southeastern Conference (SEC). Their home games are
  played at Darrell K Royal–Texas Memorial Stadium in Austin, Texas. With over 900 wins, and an all-time win–loss
  percentage of .703, the Longhorns rank 4th and 7th on the all-time wins and win–loss records lists,
  respectively. Additionally, the program claims 4 national championships, 33 conference championships, 100
  First Team All-Americans (62 consensus and 25 unanimous), and 2 Heisman Trophy winners.
model-answer: "\nThe Texas Longhorn Football team has produced a total of 15 Heisman
  Trophy \nwinners, which is an impressive number and a testament to the team's success
  and\nthe talent of its players. The first Heisman Trophy winner associated with
  the \nLonghorns was Jay Berwanger in 1908, followed by Charley \"The Golden Bear\"
  \nMiller in 1936. Since then, the Longhorns have continued to dominate college \nfootball,
  with notable winners such as Billy Vessels in 1949, Owen Nolan in \n1956, Earl Campbell
  in 1977, and Ricky Williams in 1998. More recently, Vince \nYoung won the award
  in 2003, and Colt McCoy in 2009, solidifying the Longhorns' \nreputation as a powerhouse
  in college football.\n\nThe Heisman Trophy is an annual award given to the outstanding
  college football \nplayer in the United States, and the Texas Longhorns have been
  well-represented \non the list of recipients. With 15 winners, the Longhorns are
  tied for the \nthird-most Heisman Trophy winners among all colleges and universities,
  trailing \nonly the Alabama Crimson Tide (17 winners) and the Ohio State Buckeyes
  (18 \nwinners).\n\nThe success of the Texas Longhorn Football team in producing
  Heisman Trophy \nwinners can be attributed to various factors, including a strong
  commitment to \nacademics and athletics, a talented coaching staff, and a rich football
  \ntradition. The Longhorns' ability to consistently produce high-caliber players
  \nwho excel on the field and in the classroom is a testament to the program's \nsuccess
  and the passion and dedication of the players, coaches, and fans.\n\nIf you have
  any further questions about the Texas Longhorn Football team or the \nHeisman Trophy,
  feel free to ask!"
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  2 Heisman Trophy winners
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  How many Heisman Trophy winners does the Texas Longhorn Football team have?