Text: Oscar Palmer Robertson (born November 24, 1938), nicknamed ``The Big O'', is an American retired professional basketball player who played for the Cincinnati Royals and Milwaukee Bucks. The 6 ft 5 in (1.96 m), 205 lb (93 kg) Robertson played point guard and was a 12-time All-Star, 11-time member of the All-NBA Team, and one-time winner of the MVP award in 14 professional seasons. In 1962, he became the first player in NBA history to average a triple-double for a season. In the 1970--71 NBA season, he was a key player on the team that brought the Bucks their only NBA title. His playing career, especially during high school and college, was plagued by racism.

Question: has an nba player ever averaged a triple double?
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Answer: yes


Text: The Vegas Golden Knights are a professional ice hockey team based in the Las Vegas metropolitan area. The team began play in the 2017--18 NHL season, and is a member of the Pacific Division of the Western Conference of the National Hockey League (NHL). The team is owned by Black Knight Sports & Entertainment, a consortium led by Bill Foley. The team plays its home games at T-Mobile Arena on the Las Vegas Strip in Paradise, Nevada.

Question: is there a hockey team in las vegas?
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Answer: yes


Text: The Grand Canyon of northern Arizona in the United States, with an average depth of 1,600 m (one mile) and a volume of 4.17 trillion cubic metres, is one of the world's largest canyons. It was among the 28 finalists of the New7Wonders of Nature worldwide poll. (Some referred to it as one of the 7 natural wonders of the world.) Copper Canyon in Chihuahua, Mexico is deeper and longer than the Grand Canyon.

Question: is the grand canyon the second largest canyon in the world?
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Answer: no


Text: The Flintstones is a 1994 American buddy comedy film directed by Brian Levant and written by Tom S. Parker, Jim Jennewein, and Steven E. de Souza. It is a live-action adaptation of the 1960-66 animated television series of the same name. The film stars John Goodman as Fred Flintstone, Rick Moranis as Barney Rubble, Elizabeth Perkins as Wilma Flintstone, and Rosie O'Donnell as Betty Rubble, along with Kyle MacLachlan as a villainous executive-vice president of Fred's company, Halle Berry as his seductive secretary (named after a famous actress), and Elizabeth Taylor (in her final theatrical film appearance), as Pearl Slaghoople, Wilma's mother. The B-52's (as The BC-52's in the film) performed their version of the cartoon's theme song.

Question: were the olsen twins in the flintstones movie?
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Answer:
no