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

Ex Input:
In which war was the Battle of Bunker Hill?

Ex Output:
battle of bunker hill


Ex Input:
What was the currency of Austria before the Euro?

Ex Output:
austria


Ex Input:
Which French neoclassical artist painted The Death of Marat in 1793?

Ex Output:

the death of marat