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

Input: Consider Input: Who painted The Card Players, at Feb 2012 the most expensive artwork in the world?

Output: the card players


Input: Consider Input: What is the alcoholic ingredient of a Screwdriver cocktail?

Output: screwdriver


Input: Consider Input: In which country was the composer Chopin born?


Output: frederic chopin