instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
Released last month, People, Hell and Angels is a posthumous album made up of songs recorded by which artist in 1969 ?
answer:
angel


question:
The plays 'The Barber of Seville' and 'Marriage of Figaro' were written by whom?
answer:
the marriage of figaro


question:
In which country was the inventor Alexander Graham Bell born?
answer:

alexander graham bell