George Henry Sauer (December 11, 1910 – February 5, 1994) was an American football player, coach, college sports administrator, and professional football executive.
 He played college football as a halfback at the University of Nebraska from 1931 to 1933 and then with the Green Bay Packers of the National Football League (NFL) from 1935 to 1937.
 Sauer served as the head football coach at the University of New Hampshire (1937–1941), the University of Kansas (1946–1947), the United States Naval Academy (1948–1949), and Baylor University (1950–1955), compiling a career college football record of 78–55–9.
 He was also the head basketball coach at New Hampshire for one season in 1938–39, tallying a mark of 3–14.
 Sauer was inducted into the College Football Hall of Fame as a player in 1954.
William George Lee (November 2, 1873 – February 10, 1927) was an American college football player and medical doctor.
 He played for the Harvard Crimson football team while attending Harvard Medical School and was a consensus selection at the guard position on the 1901 College Football All-America Team.
George Almond Munger (June 24, 1909 – July 21, 1994) was an American athlete, coach and athletic director.
 He played college football and competed in track and field at the University of Pennsylvania from 1930 to 1933.
 He returned to Penn as head coach of the football team from 1938 to 1953 and as director of physical education from 1954 to 1974.
 His 1945 and 1947 teams finished ranked among the top ten college football teams in the United States, and he coached five players who were inducted into the College Football Hall of Fame and three who received the Maxwell Award as the best player in college football.
 Munger was inducted in the College Football Hall of Fame in 1976.
 The Maxwell Football Club has present the George Munger Award each year since 1989 to the national college football coach of the year.
William George Horrell (born March 15, 1930) is a former American football quarterback who played for the Philadelphia Eagles.
 He played college football at Michigan State University, having previously attended New Kensington High School.
William George Young (December 17, 1901 – June 29, 1971) was a guard in the National Football League (NFL) who played for the Green Bay Packers.
 Young played his college football at the Ohio State University and played two professional games with the Green Bay Packers in 1929.
John W. "Johnny" "Bake" Baker (August 14, 1907 – February 6, 1979) was an American football player and coach.
 He played college football at the University of Southern California, where he was a two-time All-American at guard.
 Baker served as the head football coach at Iowa State Teachers College—now the University of Northern Iowa (1933–1934), George Washington University (1942), the University of Denver (1948–1952) and Sacramento State College—now California State University, Sacramento (1957–1960), compiling a career college football coaching record of 44–67–4.
 He was inducted into the College Football Hall of Fame as a player in 1983.
Theodore George "Ted" Karras Sr. (January 31, 1934 – January 26, 2016) was a former American football player.
 He played in the National Football League (NFL) for nine seasons with four different teams, winning a championship with the Chicago Bears in 1963 as a guard.
 Karras played college football for Indiana University.
 His son, Ted Karras Jr., played in the NFL for the Washington Redskins in 1987 and is currently the head football coach at Walsh University.
 His brothers, Lou Karras and the late Alex Karras, also played in the NFL.
 His grandson, Ted Karras III, played college football at the University of Illinois at Urbana–Champaign and now plays for the New England Patriots.
The University of Notre Dame du Lac (or simply Notre Dame ) is a Catholic research university located adjacent to South Bend, Indiana, in the United States.
 Notre Dame is a large, four-year, highly residential research university.
 The main campus covers 1250 acre in a suburban setting and it contains a number of recognizable landmarks, such as the Golden Dome, the "Word of Life" mural (commonly known as Touchdown Jesus), and the Basilica.
 The school was founded on November 26, 1842, by Father Edward Sorin, CSC, who was also its first president.
William George Pickel (born November 5, 1959 in Queens, New York) is a former defensive tackle who played for twelve seasons in the National Football League with the Los Angeles Raiders (1983–1990) and the New York Jets (1991–1994).
 Pickel attended St. Francis Prep.
 He played college football for Rutgers University.
 As a second round draft pick of the Raiders in 1983, Pickel overcame injuries to win a Super Bowl as a rookie, and was a sack threat during the early part of his career with the Raiders, making the 1985 All-Pro team.
 He is currently 98th in career sacks with 56.
 A standout player, Pickel played nearly every Raider defensive snap in 1984 and 1985.
 He had a distinct 4-point stance, placing two hands down instead of the usual one, as was the case with other quick defensive tackles such as Bob Lilly and Tom Keating (American football).
William George Gompers (born March 20, 1928) is a former American football halfback who played for the Buffalo Bills.
 He played college football at the University of Notre Dame, having previously attended Wheeling Central Catholic High School in Wheeling, West Virginia.

Question: How large is the main campus of the university where William George Gompers played college football?
Answer: 1250 acre