Title: 1990–91 British Basketball League season
Content:  North Group South Group
Title: 1990–91 British Basketball League season
Content:  The 1990–1991 BBL season was the 4th season of the British Basketball League (known as the Carlsberg League for sponsorship reasons) since its establishment in 1987. The season featured a total of nine teams, playing 24 games each. Following a new £1.3 million sponsorship deal with Carlsberg, the sport was unified once more as three divisions of the Carlsberg League were created. Solent Stars dropped out of the top tier and would play their basketball in Division Four. Hemel Hempstead Royals and Worthing Bears returned to top tier action and the Bracknell Tigers became the Thames Valley Tigers. Kingston claimed the Division One title and Play-off crown, as well as the League Trophy, earning their coach Kevin Cadle and star player Alton Byrd the award's for Coach and Player of the Year respectively. Sunderland claimed the National Cup preventing another Kingston clean sweep.
Title: 1990–91 British Basketball League season
Content:  (1) Kingston vs. (8) Hemel Royals (2) Sunderland Saints vs. (7) Worthing Bears (3) Thames Valley Tigers vs. (6) Manchester Giants (4) Leicester City Riders vs. (5) Derby Rams
Title: 1990–91 British Basketball League season
Content:  Manchester Giants vs. Leicester City Riders Kingston vs. Thames Valley Tigers
Title: 2020–21 British Basketball League season
Content:  The 2020–21 British Basketball League season was the 34th season of the British Basketball League, the top British professional basketball league, since its establishment in 1987. The season featured 11 teams from across England and Scotland.
Title: 2020–21 British Basketball League season
Content: Notes 
Title: 2020–21 British Basketball League season
Content: Notes 
Title: 2021–22 British Basketball League season
Content:  The 2021–22 British Basketball League season will be the 35th season of the British Basketball League, the top British professional basketball league, since its establishment in 1987. The season will feature 10 teams from across England and Scotland.
Title: 1998–99 British Basketball League season
Content:  The 1998–1999 BBL season was the 12th season of the British Basketball League, known as the Budweiser Basketball League for sponsorship reasons, since its establishment in 1987. The regular season commenced on September 12, 1998, and ended on April 4, 1999, with a total of 13 teams competing, playing 36 games each. The post-season Play-offs began on April 9 and culminated in the end-of-season finale on May 2 at Wembley Arena. Start-up franchise Edinburgh Rocks became the League's newest member following their addition as the 14th franchise during the pre-season and the first Scottish team to appear in the top-flight since Glasgow Rangers' participation in the 1988–89 season. The League membership was reduced to 13 teams shortly after following the merger of the London Towers and Crystal Palace franchises, whilst another notable change was the uprooting of 
Title: 2010–11 British Basketball League season
Content:  The 2010–2011 season was the 24th campaign of the British Basketball League since the league's establishment in 1987. This season saw the league reduced to 12 teams with the withdrawal of London Capital during the summer and was the first campaign ever to not feature a club from the capital city London. Unlike previous seasons the Trophy schedule usually played in January/February was brought forward, with the reintroduced group stage being played before the start of the regular season. The campaign tipped-off on 17 September 2010 with Plymouth Raiders beating Worthing Thunder 79–77 in the opening game of the Trophy. The regular league season commenced on 10 October, whilst the season closed with the showpiece Play-off Final on 30 April 2011 at the National Indoor Arena in Birmingham. Newly rebranded Mersey Tigers won three out of the four domestic titles on offer, finishing victorious in the Franklin & Marshall Trophy, Championship and post-season Play-offs, whilst missing out on the BBL Cup following a 93–66 loss to Sheffield Sharks in the Final. Mersey's Tony Garbelotto was named as BBL Coach of the Year, whilst Cheshire Jets' Jeremy Bell was awarded the BBL's MVP award.

Question: What sport does 1990–91 British Basketball League season play?
Answer: basketball.
hoops.
b-ball.
basket ball.
BB.
Basketball.