[PAR] [TLE] Barry Switzer [SEP] Barry Layne Switzer (born October 5, 1937) is a former American football player and coach.  He served for 16 years as head football coach at the University of Oklahoma and four years as head coach for the Dallas Cowboys of the National Football League (NFL).  He helped the Cowboys win Super Bowl XXX against the Pittsburgh Steelers.  He has one of the highest winning percentages of any college football coach in history, and is one of only three head coaches to win both a college football national championship and a Super Bowl, the others being Jimmy Johnson and Pete Carroll. [PAR] [TLE] David Overstreet [SEP] David Arthur Overstreet (September 20, 1958 – June 24, 1984) was a running back in the Canadian Football League and National Football League.  He played for coach Barry Switzer and the Oklahoma Sooners as a halfback out of the wishbone offense.
[PAR] [TLE] Barry Switzer [ SEP ] Barry Layne Switzer ( born October 5 , 1937 ) is a former American football player and coach . He served for 16 years as head football coach at the University of Oklahoma and four years as head coach for the Dallas Cowboys of the National Football League ( NFL ) . He helped the Cowboys win Super Bowl XXX against the Pittsburgh Steelers . He has one of the highest winning percentages of any college football coach in history , and is one of only three head coaches to win both a college football national championship and a Super Bowl , the others being Jimmy Johnson and Pete Carroll . [PAR] [TLE] David Overstreet [ SEP ] David Arthur Overstreet ( September 20 , 1958 – June 24 , 1984 ) was a running back in the Canadian Football League and National Football League . He played for coach Barry Switzer and the Oklahoma Sooners as a halfback out of the wishbone offense .
David Overstreet and Barry Switzer worked together for which university?
David Overstreet and Barry Switzer worked together for which university ?
University of Oklahoma
University of Oklahoma