Input question: In the year 2000 the pop group Queen last appeared on a No. 1 hit, what was the record?

Output answer: we will rock you

Input question: The flags of China, Japan, Argentina, Uruguay, Greenland and Bangladesh share what common feature?

Output answer: sun

Input question: John Scopes was put on trial in 1925 in the USA for teaching the theories of which scientist?

Output answer: darwin

Input question: Anton Gregorovitch Rubinstein, the 19th century musician who founded a conservatoire of music in St Petersburg, is associated with which instrument?

Output answer:
piano