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

Ex Input:
Which Irish boxer was nicknamed the Clones Cyclone?

Ex Output:
boxing


Ex Input:
In May 1940, who became British Prime Minister after the resignation of Neville Chamberlain?

Ex Output:
prime minister of the united kingdom


Ex Input:
Aoede and Iocaste are moons of which planet?

Ex Output:

iocaste