Question: In what city did Phog Allen serve as head basketball coach the longest?

Context paragraphs:
Paul Endacott: Paul Endacott (July 13, 1902 – January 8, 1997) was a collegiate basketball player in the 1920s.  The Lawrence, Kansas native attended University of Kansas from 1919 to 1923.  Playing under Hall of Fame coach Phog Allen, Endacott led Kansas to consecutive Helms Foundation national championships in 1922 and 1923.  In 1923 he was named Helms Foundation Player of the Year.  His No. 12 jersey is retired by the University of Kansas.  Following his collegiate career, he spent four years with the AAU Phillips Petroleum Company Team, from 1924 to 1928.  He went on to serve as President of Phillips Petroleum in his later years.  Endacott was inducted into the Naismith Memorial Basketball Hall of Fame as a player in 1972.

John Bunn: John W. Bunn (September 26, 1898 – August 13, 1979) was an American basketball coach and key contributor to the game of basketball.  The Wellston, Ohio native played three seasons under coach Phog Allen at University of Kansas while earning his bachelor's degree (1917–21).  He later became an assistant to Allen for nine seasons (1921–30).  His In 1930 he became men's basketball head coach at Stanford University, where he coached college all-time great Hank Luisetti.  His 1936–37 team finished the season with a 25–2 record and was retroactively named the national champion by the Helms Athletic Foundation and the Premo-Porretta Power Poll.  After he left Stanford, Bunn went on to coach Springfield College (1946–56) and Colorado State College (now the University of Northern Colorado) (1956–63).

Dana Evans: Dana M. Evans (May 19, 1874 – November 28, 1924) was an American athlete, coach and athletics administrator.  He played football and baseball at Boston University.  For ten years, he directed the Denver Athletic Club's activities.  In 1904, he accepted a position as wrestling, basketball and gymnastics coach at Cornell University.  He was the athletic director and head basketball coach at Beloit College from 1910 to 1914.  He was the head basketball coach at Indiana University (1917–18 through 1918–19 seasons) and Northwestern University (1921–22 season).  He compiled a career record of 46–32 in six seasons as a head basketball coach.  He was also the head track coach at Indiana.  He resigned from his position at Indiana in August 1919 to accept a position as the head of the department of physical education at Northwestern.  He suffered a nervous breakdown in September 1924 and died of a heart attack in November 1924.

Ronnie Courtney: Ronnie Courtney (born October 6, 1957) began his coaching career at Furr High School as an assistant football, basketball, and track coach.  After eight years, he moved to Jefferson Davis High School as the head basketball coach, assistant football coach, and assistant track coach.  While at Jeff Davis, his basketball team made the play-offs five of the eight years and Coach Courtney was named Greater Houston Coach of the Year and District Coach of the Year twice, compiling a record of 137-76.  He then moved to Willowridge High School for four years where, as head basketball coach, he led his teams to back-to-back State titles in 2000 and 2001.  Coach Courtney was named State Coach of the Year both years.  In 2001, he was named National High School Coach of the Year.  His record at Willowridge High School was 100-44.  In 2001, Coach Courtney accepted the head basketball coaching position at Texas Southern University.  In 2001, he was named Insider.com College Coach of the Year.  In 2003, he led Texas Southern University to the NCAA tournament and was named Southwestern Athletic Conference Coach of the Year.  He compiled a record of 77-98 while at Texas Southern.  Courtney was fired from Texas Southern University on July 19, 2007.

1922–23 Kansas Jayhawks men's basketball team: The 1922–23 Kansas Jayhawks men's basketball team represented the University of Kansas during the 1922–23 NCAA men's basketball season in the United States.  The head coach was Phog Allen, coaching in his sixth overall season with the Jayhawks.  The team finished the season with a 17–1 record and were named national champions by the Helms Athletic Foundation for the second consecutive season.  Senior Paul Endacott was named a consensus All-American for the second time in a row.  He was also named the national player of the year, and in 1972 was inducted into the Naismith Memorial Basketball Hall of Fame as a player.  Hall of Fame coach Adolph Rupp played for the Jayhawks during the season and was a senior.

National Association of Basketball Coaches: The National Association of Basketball Coaches (NABC), headquartered in Kansas City, Missouri, is an American organization of men's college basketball coaches.  It was founded in 1927 by Phog Allen, the University of Kansas basketball coach.

Phog Allen: Forrest Clare "Phog" Allen (November 18, 1885 – September 16, 1974) was an American basketball and baseball player, coach of American football, basketball, and baseball, college athletics administrator, and osteopathic physician.  Known as the "Father of Basketball Coaching," he served as the head basketball coach at Baker University (1905–1908), the University of Kansas (1907–1909, 1919–1956), Haskell Institute—now Haskell Indian Nations University (1908–1909), and Warrensburg Teachers College—now the University of Central Missouri (1912–1919), compiling a career college basketball record of 746–264.  In his 39 seasons at the helm of the Kansas Jayhawks men's basketball program, his teams won 24 conference championships and three national titles.  The Helms Athletic Foundation retroactively recognized Allen's 1921–22 and 1922–23 Kansas teams as national champions.  Allen's 1951–52 squad won the 1952 NCAA Tournament and his Jayhawks were runners-up in the NCAA Tournament in 1940 and 1953.  His 590 wins are the most of any coach in the storied history of the Kansas basketball program.

Dean Smith: Dean Edwards Smith (February 28, 1931 – February 7, 2015) was an American men's college basketball head coach.  Called a "coaching legend" by the Basketball Hall of Fame, he coached for 36 years at the University of North Carolina at Chapel Hill.  Smith coached from 1961 to 1997 and retired with 879 victories, which was the NCAA Division I men's basketball record at that time.  Smith had the 9th highest winning percentage of any men's college basketball coach (77.6%).  During his tenure as head coach, North Carolina won two national championships and appeared in 11 Final Fours. Smith played college basketball at the University of Kansas, where he won a national championship in 1952 playing for Hall of fame coach Phog Allen.

University of Kansas: The University of Kansas, often referred to as KU or Kansas, is a public research university in the U.S. state of Kansas.  The main campus in Lawrence, one of the largest college towns in Kansas, is on Mount Oread, the highest elevation in Lawrence.  Two branch campuses are in the Kansas City metropolitan area: the Edwards Campus in Overland Park, and the university's medical school and hospital in Kansas City.  There are also educational and research sites in Parsons, Topeka, Garden City, Hays, and Leavenworth, and branches of the medical school in Wichita and Salina.  The university is one of the 62 members of the Association of American Universities.

Karl Schlademan: Karl L. Schlademan (Feb. 11, 1890 - Dec. 22, 1980) was a men’s track & field and cross country coach for nearly 40 years.  He served as a coach at University of Kansas (1919–26), Washington State (1927–40) and Michigan State (1940–58).  During his time at Kansas he instrumental in the founding of the Kansas Relays as well as the Jayhawks' fourth head basketball coach in an interim capacity for the first game of the 1919-20 season for Phog Allen.

Supporting paragraphs: Phog Allen University of Kansas
Answer: Lawrence