The British Basketball League Championship, often shortened to the BBL Championship, is the top-level men's professional basketball league in the United Kingdom.
 Established in 1987, the competition is administered by the British Basketball League and comprises 13 teams from both England and Scotland.
 Each team plays a 36-game regular season, from September until April, with the team that finishes in first place being crowned as League champions.
 Following the end of the regular season, the top eight-placed teams advance to the post-season Play-off tournament to decide the winner of the BBL Championship.
Polska Liga Koszykówki (PLK) or in English, the Polish Basketball League is a professional men's club basketball league in Poland.
 It constitutes the first and highest-tier level of the Polish league pyramid.
 The winning team of the final round are crowned the Polish Champions of that season.
 It began in 1947–48, with the name of I Liga, and was originally organized by the Polish Basketball Association.
 The league changed to its current form, beginning with the 1997–98 season, after the Polska Liga Koszykówki SA, PLK SA (the Polish Basketball League Joint-stock company) took control over the league (the PLK SA was created in 1995).
 In 2000–01 season the league turned professional.
The Turkish basketball league system or Turkish basketball league pyramid, is a series of interconnected competitions for professional basketball clubs in Turkey.
 The system has a hierarchical format with a promotion and demotion system between competitions at different levels.
 There are currently five different competitions on the pyramid: the 1st-tier Turkish Basketball Super League (BSL), the 2nd-tier Turkish Basketball First League (TBL), the 3rd-tier Turkish Basketball Second League (TB2L), the 4th-tier Turkish Men's Regional Basketball League (EBBL), and the 5th-tier Men's University League (Ünilig).
Sabah Khoury (born November 10, 1982) is a Lebanese basketball player who plays as a shooting guard for Sagesse Club in the Lebanese Basketball League (LBL).
 He formerly played for Champville Club, Amchit Club and Al Mouttahed Tripoli in the Lebanese Basketball League, and Qingdao Doublestar in the Chinese Basketball League, he's one of the best Lebanese basketball players who played in China.
 Sabah is well known to be one of the top scorers and top three-point shooters in every season of his career.
 He has great shooting abilities and can also play as a point guard.
 Khoury was known as the ankle breaker, especially in his stint at China.
 He has also participated in international championships with his teams and the Lebanese national basketball team.
Lindsay Corine Taylor (born May 20, 1981) is an American professional basketball player and a former college player who has played in the Women's National Basketball Association (WNBA), Turkish Women's Basketball League, Ligue Féminine de Basketball (LFB), the Women's Korean Basketball League (WKBL), Polish Women's League, and the Women's Chinese Basketball Association (WCBA).
 A very experienced player, she has played professionally overseas in 13 basketball seasons.
 Currently she plays in Angola's women basketball league, for Primeiro de Agosto.
BIG3 is a 3-on-3 basketball league, featuring mostly retired National Basketball Association (NBA) players.
 The league was created by rapper/actor Ice Cube and entertainment executive Jeff Kwatinetz.
3 Headed Monsters is an American men's 3-on-3 basketball team that plays in the BIG3.
The Original Celtics were a barnstorming professional basketball team in the 1920s.
 There is no relation to the modern Boston Celtics.
 The Original Celtics are often credited with extending the reach of basketball across America and for establishing the importance of aggressive defensive play.
 As a group, the team was enshrined into the Basketball Hall of Fame in 1959.
 At various times in their existence, the team played in the American Basketball League, the Eastern Basketball League and the Metropolitan Basketball League.
BK Jūrmala/Fēnikss is a professional basketball club based in Jūrmala, Latvia playing in the Latvian Basketball League and Baltic Basketball League.
 The club was founded in 1999 and until 2006 was known as the I.O.S./Jūrmala, then Jūrmalas Sports/Fēnikss.
 Since 2005 the team plays in Latvian Basketball League championship.
Rohanee Cox (born 23 April 1980) is an Australian professional basketball player who currently plays for the Sydney Uni Flames of the Women's National Basketball League (WNBL).
 She has previously played for the Australian Institute of Sport, Perth Lynx, Townsville Fire and West Coast Waves.
 She was one of the first Australian aboriginals to represent Australia in basketball at the Olympics and won a silver medal with the Opals at the 2008 Summer Olympics.
 She has also previously played in the State Basketball League for the Willetton Tigers, and has spent time in the Queensland Basketball League with the Townsville Flames, Mackay Meteroettes and Cairns Dolphins.

Question: Who created the basketball league in which, the team 3 Headed Monsters plays ? 
Answer: Ice Cube and entertainment executive Jeff Kwatinetz.