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

Ex Input:
What is the capital of the US state of Delaware?

Ex Output:
delaware


Ex Input:
Who was in the films Zelig, Stardust Memories, and Broadway Danny Rose?

Ex Output:
broadway danny rose


Ex Input:
Charles Bingley was a character in what classic Jane Austen novel?

Ex Output:

charles bingley