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

Example Input: Alphabetically, which is the last state in Australia?
Example Output: australia

Example Input: Which exponent of Brit Art created works involving a bed, a tent and a beach hut?
Example Output: young british artists

Example Input: The 1990s American TV series Angel was a spin-off from which other TV series?
Example Output:
angel