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

Example Input: Which Renaissance artist's life was fictionalised in the book 'The Agony and the Ecstasy' subsequently made into a film?
Example Output: the agony and the ecstasy

Example Input: What is the name of the US electric car manufacturer, founded in 2003, whose cars include the Model S and the Model X?
Example Output: tesla model s

Example Input: Which German philosopher wrote Critique of Pure Reason?
Example Output:
critique of pure reason