Francis Asbury Tarkenton (born February 3, 1940) is a former National Football League (NFL) quarterback, television personality, and computer software executive.
 He played in the NFL for 18 seasons and spent the majority of his career with the Minnesota Vikings.
Daniel James Audick, Ed.D., (born November 15, 1954) is a former American football offensive lineman in the National Football League from 1977 through 1984.
 A second generation Lithuanian American, Dan was born into a large military family as the son of Col. Albert E. Audick, Sr. and Stella (née Matulevich) Audick.
 After his birth, he and his nine siblings moved to military bases in France, Virginia, Tennessee, Japan, Colorado, and Los Angeles, California.
 As a high school senior at Wasson High School in Colorado Springs, Audick earned All-State honors as an offensive lineman while contributing to the winning of what was then the AAA-Colorado high school football championship in 1971.
 In 2005, Audick was inducted with his teammates and coaches into the Colorado Springs Sports Hall of Fame.
 Audick was a scholarship student-athlete for the University of Hawaii Warrior football team from 1972 to 1977 and a team captain in the 1976 football season.
 Under the pioneering leadership of Coach Larry Price, he was one of the few former Warriors who made the transition from Division II Independent to Division IA Independent and who would go on to NFL careers and coaching careers.
Kevin Fulbright Warren (born November 17, 1963) is an attorney and professional sports executive.
 He is currently the Chief Operating Officer of the Minnesota Vikings of the National Football League, and is the highest-ranking African-American executive working on the business side for an NFL team.
 In 2015, Warren became the first black chief operating officer of an NFL team.
The 1961 Minnesota Vikings season was the first year of season play for the expansion franchise and the 42nd regular season of the National Football League.
 The Vikings finished with a record of three wins and eleven losses under head coach Norm Van Brocklin.
 The team's first ever regular season game was a victory against divisional rivals the Chicago Bears, 37–13.
 In that game, rookie quarterback Fran Tarkenton came off the bench to toss 4 touchdown passes and ran for another.
The Dallas Texans played in the National Football League (NFL) for one season, 1952, with a record of 1–11.
 The team is considered one of the worst teams in NFL history, both on (lowest franchise winning percentage) and off the field.
 The team was based first in Dallas, then Hershey, Pennsylvania, and Akron, Ohio, during its only season.
 The Texans were the last NFL team to fold.
 Many players on the 1952 roster went to the new Baltimore Colts franchise in 1953.
 The American Football League (AFL) had a 1960 charter member named the Dallas Texans (who later became the Kansas City Chiefs), but the AFL Texans have no relationship with the earlier NFL team.
Lee Calland (born September 14, 1941 in Louisville, Kentucky) was a football player, a defensive back for ten seasons in the NFL.
 In 1968, his last of three years with the Atlanta Falcons, he helped seal the victory with an interception off Fran Tarkenton of the New York Giants late in the 4th quarter, one of only 2 victories for the Falcons all season, losing 12, in their 3rd year of existence.
 Out of the University of Louisville was the first rookie to ever start at the position of cornerback in the NFL when he joined the Minnesota Vikings in 1963.
 In 1963 made all-rookie team.
KnowledgeWare was a software company headquartered in Atlanta, Georgia co-founded by James Martin and run by Fran Tarkenton.
 It produced a Computer Aided Software Engineering (CASE) tool called IEW (Information Engineering Workbench).
 KnowledgeWare was sold to Sterling Software in 1994, which was in its turn acquired by Computer Associates.
The Chicago Tigers of the American Professional Football Association (APFA) played only in the first year of the league (1920) and, because of this, have the distinction of being the first NFL team to fold.
 They had a record of 2 wins, 5 losses and 1 tie.
 The team played its home games at Chicago's Wrigley Field (then called Cubs Park) and was the first NFL team to do so.
 The Tigers were never formally members of the APFA.
 However, since the team played seven games against APFA teams in 1920, resulting in a 1–5–1 league record, they are generally included in the league standings.
William Erik Kramer (born November 6, 1964) is an American former football quarterback.
 He attended John Burroughs High School in Burbank, California.
 After attending Los Angeles Pierce College and playing as their quarterback, Kramer transferred to North Carolina State University.
 He was not drafted by an NFL team, but did see action in 1987, when he played for the Atlanta Falcons as a replacement player during the NFL players strike.
 He would then spend some time in the CFL with the Calgary Stampeders.
 Kramer would return to the NFL in 1991, when he became a surprise starter for the Detroit Lions after injuries sidelined Rodney Peete.
 Kramer played in 13 games, led the Lions to a 12–4 record, their first playoff victory since the 1950s, and a trip to the NFC Championship Game.
Douglas James Kingsriter (born January 29, 1950) is a former American football tight end.
 He played three seasons for the Minnesota Vikings of the NFL from 1973 to 1975.
 He finished his NFL career with 7 receptions for 116 yards in 28 games.
 He played in Super Bowl VIII and Super Bowl IX for the Vikings In Super Bowl VIII he caught one pass for seven yards and also made a key block on Fran Tarkenton's run for the Vikings' only touchdown.

Question: Which NFL team did Doug Kingsriter and Fran Tarkenton spend the majority of their NFL careers with?
Answer: Minnesota Vikings