instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
Which jockey rode Red Alligator to victory in the 1968 Grand National?
answer:
red alligator

question:
What is the capital of the US state of Delaware?
answer:
delaware

question:
What is the name of Heston Blumenthal's restaurant in Bray, Berkshire?
answer:
bray, berkshire