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

Example Input: Abyssinian, British Longhair and German Rex are all breeds of what?
Example Output: british longhair

Example Input: With what country are corgi dogs associated?
Example Output: pembroke welsh corgi

Example Input: August 28, 1898 saw the introduction of what popular soft drink, originally called Brad's Drink, named after it's inventor, New Bern, NC pharmacist Caleb Bradham?
Example Output:
brad's drink