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

Input: Consider Input: The 1987 film 'Roxanne' was adapted by actor Steve Martin from which Edmond Rostand play?

Output: roxanne

Input: Consider Input: What is the cathedral church of Rome?

Output: cathedral

Input: Consider Input: Which philosopher is famous for his paradoxes, most notably Achilles and the tortoise?
Output: zeno's paradoxes