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

Ex Input:
Which evolutionary biologist wrote The Ancestor's Tale in 2004?

Ex Output:
the ancestor's tale


Ex Input:
Who is the current Australian prime minister ?

Ex Output:
australia


Ex Input:
In which town or city is the University of Abertay?

Ex Output:

abertay university