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

Ex Input:
Which poem by Keats and novel by Disraeli both have the same title?

Ex Output:
john keats


Ex Input:
Which play and film was adapted from a story by Christopher Isherwood and later adapted as the musical and film Cabaret?

Ex Output:
cabaret


Ex Input:
From which country did drug baron Pablo Escobar come?

Ex Output:

pablo escobar