Question: What sport are both Troy Aikman and the 1989 Cotton Bowl Classic known for?

Context paragraphs:
2007 Cotton Bowl Classic: The 2007 AT&T Cotton Bowl Classic was a college football bowl game played on January 1, 2007, at the Cotton Bowl in Dallas, Texas, USA.  The Cotton Bowl Classic was part of the 2007 NCAA Division I FBS football season and one of 32 games in the 2006–07 bowl season.  The bowl game featured the Nebraska Cornhuskers versus the Auburn Tigers.

1997 Cotton Bowl Classic: The 1997 Southwestern Bell Cotton Bowl Classic was a college football bowl game played on January 1, 1997, at the Cotton Bowl in Dallas, Texas, USA.  The Cotton Bowl Classic was part of the 1996 NCAA Division I-A football season.  The bowl game featured the Kansas State Wildcats from the Big 12 and the BYU Cougars from the Western Athletic Conference.  The game was televised on CBS.

2008 Cotton Bowl Classic: The 2008 AT&T Cotton Bowl Classic was a college football bowl game played on January 1, 2008, at the Cotton Bowl in Dallas, Texas, USA.  The Cotton Bowl Classic was part of the 2007 NCAA Division I FBS football season and one of 32 games in the 2007–2008 bowl season.  The bowl game featured the Arkansas Razorbacks from the SEC and the Missouri Tigers from the Big 12 and was televised in the United States on FOX.  Senior RB Tony Temple of Mizzou set a single game rushing record for the Cotton Bowl Classic with 281 yards and 4 touchdowns.  His 281 rushing yards put him in second place all time for total rushing yards in a bowl game.

Troy Aikman: Troy Kenneth Aikman (born November 21, 1966) is a former American football quarterback who played for the Dallas Cowboys in the National Football League (NFL).  The number one overall draft pick in 1989, Aikman played twelve consecutive seasons as quarterback with the Cowboys.  During his career he was a six-time Pro Bowl selection, led the team to three Super Bowl victories, and was the Super Bowl XXVII MVP.  Aikman was elected to the Pro Football Hall of Fame in 2006 and to the College Football Hall of Fame on December 9, 2008 in New York City.

2014 Cotton Bowl Classic: The 2014 Cotton Bowl Classic was a college football bowl game between the #9 Missouri Tigers of the Southeastern Conference and the #13 Oklahoma State Cowboys of the Big 12 Conference.  The 78th edition of the Cotton Bowl Classic took place on January 3, 2014 at 8:00 p.m. EST and aired on FOX.  It was one of the 2013–14 bowl games that concluded the 2013 FBS football season.  AT&T Stadium, formerly known as Cowboys Stadium and located in Arlington, Texas, hosted the game for the sixth straight year.  The game was sponsored by telecommunications company AT&T, and was officially known as the AT&T Cotton Bowl Classic.

1996 Cotton Bowl Classic: The 1996 Southwestern Bell Cotton Bowl Classic was a college football bowl game played on January 1, 1996, at the Cotton Bowl in Dallas, Texas.  This was the 60th held game.  The Cotton Bowl Classic was part of the 1995 NCAA Division I-A football season.  The bowl game featured the Colorado Buffaloes from the Big Eight and the Oregon Ducks from the Pacific-10 Conference.  The game was televised on CBS.

2015 Cotton Bowl Classic (January): The 2015 Cotton Bowl Classic was a college football bowl game played on January 1, 2015 at AT&T Stadium in Arlington, Texas.  The 79th Cotton Bowl Classic was one of the "New Year's Six" bowls of the College Football Playoff.  It was one of the 2014–15 bowl games that concluded the 2014 FBS football season.  The game kicked off at 12:30 PM EST and was broadcast on ESPN, ESPN Deportes, ESPN Radio and XM Satellite Radio.  It was sponsored by the Goodyear Tire and Rubber Company and was officially known as the Goodyear Cotton Bowl Classic.

1998 Cotton Bowl Classic: The 1998 Southwestern Bell Cotton Bowl Classic was a college football bowl game played on January 1, 1998, at the Cotton Bowl in Dallas, Texas.  The Cotton Bowl Classic was part of the 1997 NCAA Division I-A football season.  The bowl game featured the UCLA Bruins from the Pac-10 and the Texas A&M Aggies from the Big 12.  The game was televised on CBS.

2004 Cotton Bowl Classic: The 2004 Cotton Bowl Classic was a post-season college football bowl game between the Ole Miss Rebels and the Oklahoma State Cowboys on January 2, 2004, at the Cotton Bowl in Dallas, Texas.  It was the final game of the 2003 NCAA Division I-A football season for each team and resulted in a 31-28 Ole Miss victory.  Ole Miss represented the Southeastern Conference (SEC) while Oklahome State represented the Big 12 Conference.  It was Ole Miss's first January bowl victory since the 1970 Sugar Bowl and first Cotton Bowl Classic appearance since 1962.

1989 Cotton Bowl Classic: The 1989 Mobil Cotton Bowl Classic was a college football bowl game played on January 2, 1989, at the Cotton Bowl in Dallas, Texas.  The game was played on January 2, the day after New Year's Day, since New Year's Day fell on a Sunday.  The bowl game featured the Arkansas Razorbacks from the Southwest Conference and the UCLA Bruins from the Pacific-10 Conference and was televised in the United States on CBS.  Troy Aikman, the UCLA quarterback and LaSalle Harper, an Arkansas linebacker were named the Most Valuable Players of the game.

Supporting paragraphs: 1989 Cotton Bowl Classic Troy Aikman
Answer: football