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

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

Example Input: The most northerly part of mainland Australia is in which state?
Example Output: australia

Example Input: What British adventurer fought in the Arab Revolt?
Example Output:
arab revolt