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: Basil Rathbone made 14 Sherlock Holmes films. Who played the part of Dr Watson?

Output: watson


Input: Consider Input: Catamarca, Mendoza and Formosa are all provinces in which South American country?


Output: formosa province