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

Ex Input:
Who, as the first chairman of the British Rail Board, infamously directed the huge reduction in railway lines across the UK in the 1960s?

Ex Output:
british railways board


Ex Input:
Which legal drama starring Martin Shaw ran for six series on BBC TV from 2001?

Ex Output:
martin shaw


Ex Input:
Who presented the childrens TV show `Animal Magic` from 1962 to 1983?

Ex Output:

animal magic