Question: The 1993 Mobil Cotton Bowl Classic was played at a stadium that was opened in what year?

Context paragraphs:
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.

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.

1993 Cotton Bowl Classic: The 1993 Mobil Cotton Bowl Classic was a college football bowl game played on January 1, 1993, at the Cotton Bowl in Dallas, Texas.  The bowl game featured the Notre Dame Fighting Irish versus the Southwest Conference champions, Texas A&M.  Notre Dame upset the previously undefeated Aggies in a 28–3 victory.

1995 Cotton Bowl Classic: The 1995 Mobil Cotton Bowl was the 59th Cotton Bowl Classic.  The USC Trojans defeated the Texas Tech Red Raiders, 55–14.  The Trojans took a 21–0 lead less than ten minutes into the game and led 34–0 at halftime.  USC wide receiver Keyshawn Johnson, who finished with eight catches for a Cotton Bowl-record 222 yards and three touchdowns, was named offensive MVP.  Trojan cornerback John Herpin had two interceptions, one for a touchdown, and was named defensive MVP.

1978 Cotton Bowl Classic: The 1978 Mobil Cotton Bowl Classic was the 42nd edition of the college football bowl game, played on Monday, January 2 at the Cotton Bowl in Dallas, Texas.  The bowl game featured the independent Notre Dame Fighting Irish versus the Southwest Conference champion Texas Longhorns.  A record crowd of 76,701 turned up to see the coronation of the Longhorns championship season, but fifth-ranked Notre Dame spoiled everything as they dominated the Longhorns 38–10.

1994 Cotton Bowl Classic: The 1994 Mobil Cotton Bowl Classic was the fifty-eighth edition of the college football bowl game, played January 1, 1994, at the Cotton Bowl in Dallas, Texas.  The game featured the Notre Dame Fighting Irish versus the Southwest Conference champion Texas A&M Aggies.  The game was a rematch of the 1993 Cotton Bowl, which Notre Dame also won.  Furthermore, Notre Dame had the chance with its win to split the national championship with Florida State, whom they had beaten earlier in the season.

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.

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.

Comerica Bank New Year's Parade: The Comerica Bank New Year's Parade (also known as the Cotton Bowl Parade) was an annual New Year's Day parade held in downtown Dallas, Texas.  The parade was sponsored by Comerica Bank, presented by the J. Curtis Sanford Parade Committee, and benefited the Field and Mary Scovell Scholarship Foundation.  It was revived in 2007 and was held each year for the AT&T Cotton Bowl Classic.  An estimated 100,000 people attend the parade each year.  The parade route was 1.5 mi long, starting in the Dallas Arts District and ending at the American Airlines Center, by Victory Park.  It featured about 80 different entries, including about 20 floats and various marching bands, balloons, and other such performances.  The parade was followed by pep rallies in the park for each team competing in the Cotton Bowl Classic.  Although the game was moved to AT&T Stadium at Arlington, Texas, the 2010 parade was still held in Dallas.  The Dallas Convention & Visitors Bureau said that the New Year's Day parade was important to the local economy because it increased the amount of people shopping, dining, and staying in hotels during the end of the holiday season.

Cotton Bowl (stadium): Cotton Bowl Stadium is an outdoor stadium in Dallas, Texas, south central United States, opening in 1930 at the site of the State Fair of Texas.  Concerts or other events using a stage allow the playing field to be used for additional spectators.

Supporting paragraphs: 1993 Cotton Bowl Classic Cotton Bowl (stadium)
Answer: 1930