Input question: Who was the first European-born and trained National Hockey League captain to win the Stanley Cup?

Output answer: nicklas lidstrom

Input question: Who was Prime Minister during the Queen's Silver Jubilee celebrations?

Output answer: callaghan

Input question: Who directed and starred in the 1968 film 'The Green Berets'?

Output answer: john wayne

Input question: Peter Blake, Richard Hamilton, Claes Oldenburg, and Jim Dine were amongst the leading exponents of which 1950's / 60's style of painting?

Output answer:
pop art