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

Input: Consider Input: Which English town shares its name with the state capital of Delaware?

Output: delaware


Input: Consider Input: Which popular Doctor Who villains, it was revealed in 2011, are to be given 'a rest' by scriptwriters?

Output: doctor who


Input: Consider Input: What is the official language of Brazil?


Output: brazil