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 range of mountains are the two highest peaks Aconcagua and Ojos Del Salado?

Ex Output:
aconcagua


Ex Input:
Charlie Chaplin who died on Christmas Day in 1977, co founded which film studio along with Mary Pickford, Douglas Fairbanks?

Ex Output:
douglas fairbanks


Ex Input:
All the world's a stage, and all the men and women merely players, is from which Shakespeare play?

Ex Output:

william shakespeare