Input question: "Who is the main male character, a fairground barker, in the film ""Carousel""?"

Output answer: billy bigelow

Input question: Which great battle between the Greeks and Persians took place in 490BC?

Output answer: battle of marathon

Input question: Which is the last British monarch to have been born outside the British Isles?

Output answer: george ii

Input question: In the UK, 'The Trial of the 'what', is the procedure for ensuring that newly minted coins conform to required standards?

Output answer:
pyx