Question: What sport does Ken Mayfield and New York Knicks have in common?

Context paragraphs:
List of New York Knicks seasons: The New York Knickerbockers, better known as the New York Knicks, are a professional basketball team based in New York City that competes in the National Basketball Association (NBA).  An original member of the NBA, the Knicks play in the Eastern Conference's Atlantic Division.  In its 71 seasons, the franchise has reached the NBA Finals eight times and won two championships.  As of the end of the 2016–17 season, New York has won more than 2,700 regular season games, and the team has the fourth-highest victory total in NBA history.  Since 1968, the Knicks have played home games at Madison Square Garden.

Knicks–Nets rivalry: The Knicks–Nets rivalry is a crosstown rivalry between New York City's two National Basketball Association (NBA) teams, the New York Knicks and Brooklyn Nets.  Both teams compete in Atlantic Division of the Eastern Conference.  The New York Knicks were established in 1946 as one of the charter franchises of the NBA, and have been based at Madison Square Garden in Midtown Manhattan since 1968.  The Nets were established in 1967 as a member of the now-defunct American Basketball Association, and joined the NBA in 1976.  They have been based at Barclays Center in Brooklyn since 2012, though have played in the New York metropolitan area their entire existence.

Ken Green (basketball, born 1959): Kenneth "Apple" Green (born September 19, 1959) is a former National Basketball Association (NBA) player for the New York Knicks.  Green played for Pan American University, where he led the Broncs to the 1981 NIT tournament, the school's only Division I post-season appearance.  During this season Green was an NCAA honorable mention All American.  Green was drafted with the eleventh pick in the second round of the 1981 NBA Draft by the Denver Nuggets; however, the Nuggets waived Green before the start of the 1981-82 NBA season.  He was signed by the Portland Trail Blazers before the 1985–86 NBA season, but was once again waived before the start of the season.  On March 25, 1986 the New York Knicks signed Green to a 10-day contract and then signed him to a contract for the rest of the season on April 4, 1986.  In seven games with the Knicks, Green averaged 4.4 points per game and 3.9 rebounds per game.

New York Knicks: The New York Knickerbockers, commonly referred to as the Knicks, are an American professional basketball team based in New York City.  The Knicks compete in the National Basketball Association (NBA) as a member of the Atlantic Division of the Eastern Conference.  The team plays its home games at Madison Square Garden, located in the borough of Manhattan.  They are one of two NBA teams located in New York City; the other is the Brooklyn Nets.  The team, established by Ned Irish in 1946, was one of the founding members of the Basketball Association of America (BAA), which became the NBA after merging with the rival National Basketball League (NBL) in 1949.  Along with the Boston Celtics, the Knicks are one of only two original NBA teams still located in its original city.

2004–05 New York Knicks season: The 2004–05 New York Knicks season was the 59th season for the team in the National Basketball Association (NBA).  During the offseason, the Knicks acquired Jamal Crawford from the Chicago Bulls.  Early in the season, the team released Shandon Anderson after he had played one game; Anderson later joined the Miami Heat as a free agent.  The Knicks played around .500 with a 16–13 start, but then lost 16 of their next 18 games.  Head coach Lenny Wilkins resigned after a 17–22 start, and was replaced by assistant Herb Williams for the remainder of the season.  The Knicks then lost nine straight games between March and April, finishing fourth place in the Atlantic Division with a 33–49 record, and failing to qualify for the NBA Playoffs.  In his first full season with the Knicks, Stephon Marbury led the team with 21.7 points, 8.1 assists and 1.5 steals per game.  Following the season, Larry Brown was hired as coach and Allan Houston retired.

2001–02 New York Knicks season: The 2001–02 NBA season was the 56th season for the New York Knicks in the National Basketball Association.  During the offseason, the Knicks acquired Shandon Anderson from the Houston Rockets and Howard Eisley from the Dallas Mavericks in a three-team trade, while signing free agent Clarence Weatherspoon.  Entering the season, the Knicks were without Larry Johnson, who retired during training camp.  After a 10–9 start to the season, head coach Jeff Van Gundy unexpectedly resigned in December, explaining he had "diminished focus", though he would return to coach the Houston Rockets in the 2003–04 season.  Don Chaney took over for Van Gundy.  Under Chaney, the Knicks suffered an 8-game losing streak in January and went 20–43, on their way to finishing last place in the Atlantic Division with a 30–52 record.  The Knicks missed the NBA Playoffs for the first time in 15 seasons.

Ray Castoldi: Ray Castoldi has been the organist at Madison Square Garden since 1989.  During the summer, when the New York Rangers and New York Knicks are spending their offseasons, Castoldi can be heard at the organ at New York Mets games at Citi Field (and previously Shea Stadium).  Because of this, he is the only person to play for the Mets, Rangers and Knicks in the same season.  (Similarly Gladys Gooding had played organ for the Brooklyn Dodgers, the Knicks and Rangers in the same year; likewise Eddie Layton and Jack Shaindlin played for the New York Yankees, Knicks and Rangers in the same season.)

Ken Mayfield: Kendall "Ken" Mayfield (born May 11, 1948) is an American former professional basketball player.  He played in 13 games for the New York Knicks during the 1974–75 season after being drafted by them three years earlier in the 1971 NBA draft.

Sly Williams: Sylvester "Sly" Williams (born January 26, 1958) is a retired American basketball player.  Born in New Haven, Connecticut.  In 1979 he was drafter 21st overall by the New York Knicks and he played parts of seven seasons in the NBA with the New York Knicks, Atlanta Hawks and Boston Celtics, appearing in 305 regular season games and seven in the playoffs.  In 1985 he signed for the Celtics, but was released on 2 December 1985 after a number of personal issues.  The Celtics went on to win the 1986 NBA Finals in his absence.  As a member of the Knicks, Williams was the last player to wear No. 33 before Patrick Ewing.

1990–91 New York Knicks season: The 1990–91 NBA season was the 45th season for the New York Knicks in the National Basketball Association.  In the offseason, the Knicks signed unrestricted free agent John Starks, who played in the Continental Basketball Association the previous season.  The Knicks changed their on-court leadership early in the season as head coach Stu Jackson was replaced by John MacLeod.  After a 6–3 start to the season, the Knicks lost eight of their next nine games and were 32–32 the rest of the season.  They finished in third place in the Atlantic Division with a 39–43 record, and earned the #8 seed in the Eastern Conference for the NBA Playoffs.  Patrick Ewing led the Knicks with 26.6 points per game, and was selected for the 1991 NBA All-Star Game.

Supporting paragraphs: Ken Mayfield New York Knicks
Answer: basketball