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

Example Input: The Bryce Canyon and Zion National Parks are in which US state?
Example Output: bryce canyon national park

Example Input: From which musical did the song 'Chim Chim Cheree' come?
Example Output: chim chim cher-ee

Example Input: What was the name of the act comprising of Gemma Abbey and Chris Cromby who became the first UK act to receive no points overall?
Example Output:
chris cromby