q... Ferris Bueller's Day Off is a 1986 American teen comedy film written, co-produced, and directed by John Hughes, and co-produced by Tom Jacobson. The film stars Matthew Broderick as Ferris Bueller, a high-school slacker who spends a day off from school, with Mia Sara and Alan Ruck. Ferris regularly "breaks the fourth wall" to explain techniques and inner thoughts.

Answer this question: who played the title role in ferris beullers day off?
a... To answer the above question, the relevant sentence is: The film stars Matthew Broderick as Ferris Bueller, a high-school slacker who spends a day off from school, with Mia Sara and Alan Ruck.
The answer is Matthew Broderick

q... Context: The NSO is conducted on two levels each year. It was the first Olympiad to be conducted by SOF.It has been conducted since 1996. Students from class I-XII may participate in the examination.

Question: how many levels are there in science olympiad?
a... The relevant information to answer the above question is: The NSO is conducted on two levels each year.
The answer is two levels

q... "I'll Fly Away," "Turn Your Radio On," "If We Never Meet Again (This Side of Heaven)," "I'll Meet You In The Morning," and "He Set Me Free" are among a host of favorites written by Albert E. Brumley. He wrote over 800 songs. He established the Albert E. Brumley Sundown to Sunup Gospel Sing (now Albert E. Brumley Gospel Sing) in 1969 in Springdale, Arkansas. Brumley has been inducted into the Nashville Songwriters Hall of Fame, Gospel Music Hall of Fame, and Oklahoma Music Hall of Fame.

Who wrote if we never meet again this side of heaven?
a... To answer the question, consider the following: "I'll Fly Away," "Turn Your Radio On," "If We Never Meet Again (This Side of Heaven)," "I'll Meet You In The Morning," and "He Set Me Free" are among a host of favorites written by Albert E. Brumley.
The answer is Albert E. Brumley

q... Thomas John Ellis (born 17 November 1978), better known as Tom Ellis, is a Welsh actor. He is best known for playing Gary Preston in the sitcom Miranda (2009 -- 2015) and Lucifer Morningstar in the television series Lucifer (2016 --).

Who is the actor that plays lucifer on tv?
a...
To answer this question, we should know that: He is best known for playing Gary Preston in the sitcom Miranda (2009 -- 2015) and Lucifer Morningstar in the television series Lucifer (2016 --).
The answer is Thomas John Ellis