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

Ex Input:
Which actress played the part of Angie in EastEnders?

Ex Output:
angie watts


Ex Input:
Which former Portuguese African Colony joined the British Commonwealth in 1995?

Ex Output:
commonwealth of nations


Ex Input:
Which French painter painted 'The Death of Socrates' in 1787 and 'Leonidas at Thermopylae in 1814?

Ex Output:

leonidas at thermopylae