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 Bob Dylan song begins You got a lotta nerveTo say you are my friend. When I was down, You just stood there grinning?

Output: bob dylan


Input: Consider Input: Christian Grey is a character in what recent book trilogy?

Output: christian grey


Input: Consider Input: David Beckham retired in 2013 after playing 10 games for which French club?


Output: david beckham