Context_1 : The 1972 Iowa Hawkeyes football team represented the University of Iowa in the 1972 Big Ten Conference football season. This was the last season the Hawkeyes played in Iowa Stadium before it was renamed Kinnick Stadium after Heisman Trophy winner Nile Kinnick. Context_2 : Lawrence Morgan Kelley (May 30, 1915 – June 27, 2000) was an American football player born in Conneaut, Ohio. He played college football as an end at Yale University. While at Yale he was a member of Delta Kappa Epsilon fraternity and Skull and Bones, and was the second winner of the Heisman Trophy in 1936, the year it was renamed in honor of John Heisman. His jersey number was 19. Kelley was inducted into the College Football Hall of Fame in 1969. Context_3 : Mark Farley (born April 5, 1963) is an American football coach. He is currently the head coach at the University of Northern Iowa, a position he has held since 2001. Farley played inside linebacker at Northern Iowa from 1983 to 1985. He led the team in tackles in 1984 and 1985 and was named Gateway Football Conference Co-Defensive Player of the Year in 1985. He then became an assistant at Northern Iowa. In 1989, he was named linebackers coach by new head coach Terry Allen. In 1997, he followed Allen to the University of Kansas, but left in 2001 when the head coaching position at his alma mater opened up. Acting as his own defensive coordinator, Farley's squads perennially rank among the top defense teams in the NCAA Football Championship Subdivision. In early 2008, Farley served as the interim director of athletics at Northern Iowa. With a win over in-state rival Iowa State on September 3, 2016, Farley passed Northern Iowa legend Stan Sheriff in all-time wins as a football coach. Context_4 : Bruce Stanley Sheriff (April 24, 1932 – January 16, 1993) was an American football player, coach, and college athletics administrator. He played college football at California Polytechnic State University from 1950 to 1953 and professionally in the National Football League (NFL) with the Pittsburgh Steelers, San Francisco 49ers, Cleveland Browns between 1954 and 1957. He served as the head football coach at the University of Northern Iowa from 1960 to 1982, compiling a record of 129–101–4. The football field inside the UNI-Dome, Northern Iowa's football stadium, is named Sheriff Field in his honor. He was then the athletic director at the University of Hawaii at Manoa from 1983 until his death in 1993. The Stan Sheriff Center, the home venue for Hawaii's basketball and volleyball teams, was renamed in his honor in 1998. Context_5 : Nile Clarke Kinnick Jr. (July 9, 1918 – June 2, 1943) was a student and a college football player at the University of Iowa. He won the 1939 Heisman Trophy and was a consensus All-American. He died during a training flight while serving as a United States Navy aviator in World War II. Kinnick was inducted into the College Football Hall of Fame in 1951, and the University of Iowa renamed its football stadium Kinnick Stadium in his honor in 1972. Context_6 : The 1929 Iowa Hawkeyes football team represented the University of Iowa in the 1929 college football season. This is the first year Iowa played their home games in Iowa Stadium, which was later renamed Kinnick Stadium. Context_7 : Estádio Municipal Sérgio Conceição (Sérgio Conceição Municipal Stadium) is a football stadium in Taveiro, in the city of Coimbra, Portugal. Built in 2002, it has 2500 seats and was named after Sérgio Conceição, a football player born in Coimbra. Context_8 : Boris Paichadze Dinamo Arena, formerly known as Lenin Dinamo Stadium and later Boris Paichadze National Stadium, is a stadium in Tbilisi, Georgia, and the home stadium of Dinamo Tbilisi, Georgia national rugby union team and Georgia national football team. With a capacity of 54,549, the stadium is the largest in Georgia. Built in 1976 by the Georgian architect Gia Kurdiani, the Dinamo Arena was named Vladimir Ilyich Lenin Dinamo Stadium after Russian Communist leader but later, in 1995 was renamed to Boris Paichadze National Stadium after the famous Georgian football player Boris Paichadze. Prior to the construction of Boris Paichadze Dinamo Arena, the home stadium of Dinamo Tbilisi was the Central Stadium with an approximate capacity of 35,000 spectators. The demand for a much bigger stadium was increased with the successful performance of Dinamo Tbilisi in the mid 1970s. After the inauguration of the stadium, it became the third-largest in the Soviet Union, with a capacity of 74,354 spectators. Context_9 : The 1973 Iowa Hawkeyes football team represented the University of Iowa in the 1973 Big Ten Conference football season. This was Frank Lauterbur's third and final season as head coach. It was the first season after Iowa Stadium was renamed to Kinnick Stadium. Context_10 : Earle Bruce (born March 8, 1931) is a former American football player and coach. He served as the head coach at the University of Tampa (1972), Iowa State University (1973–1978), Ohio State University (1979–1987), the University of Northern Iowa (1988), and Colorado State University (1989–1992), compiling a career college football record of 154–90–2. At Ohio State, Bruce was the successor to the legendary Woody Hayes, and won four Big Ten Conference titles. He was inducted into the College Football Hall of Fame as a coach in 2002. Bruce returned to coaching in 2003 to helm the Iowa Barnstormers of the Arena Football League for a season and also guided the Columbus Destroyers the following year. fact_1 :  This was the last season the Hawkeyes played in Iowa Stadium before it was renamed Kinnick Stadium after Heisman Trophy winner Nile Kinnick. fact_2 : Nile Clarke Kinnick Jr. (July 9, 1918 – June 2, 1943) was a student and a college football player at the University of Iowa. Answer: 1918
Output: Iowa Stadium was renamed after a football player born in which year ?