Input question: Shami Chakrabati became the director of which British pressure group in 2003?

Output answer: liberty

Input question: Which historical figure called the English 'A nation of shopkeepers'?

Output answer: napoleon i

Input question: The song 'San Quentin', about the California state prison, was written, and subsequently performed there, by which artist, recorded on a live album and British TV documentary?

Output answer: johnny cash

Input question: Jessye Norman, Jos Carreras and Giuseppe Verdi are associated with what style of music?

Output answer:
opera