TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
PROBLEM: Name the town in California where Clint Eastwood was elected mayor in 1986.?

SOLUTION: clint eastwood

PROBLEM: Who composed the opera 'Albert Herring' in 1947?

SOLUTION: albert herring

PROBLEM: Which King of England was married to Anne of Denmark?

SOLUTION:
anne of denmark