instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
The Neil Simon plays The Prisoner of Second Avenue and Brighton Beach Memoirs are set in which city?
answer:
brighton beach memoirs


question:
The Byzantine Empire is the term used since the 19th century to describe the Roman Empire of the Middle Ages, centred on its capital, where?
answer:
byzantine empire


question:
Carlo Collodi created which famous children's character?
answer:

carlo collodi