Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

[Q]: Who, as the first chairman of the British Rail Board, infamously directed the huge reduction in railway lines across the UK in the 1960s?
[A]: british railways board


[Q]: In which constellation is the star Deneb?
[A]: deneb


[Q]: A-Ha sang the title song for which Bond film?
[A]:
a-ha