TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
PROBLEM: In which city were the 1912 Olympic games held Oslo, Antwerp or Stockholm?

SOLUTION: 1912 summer olympics

PROBLEM: The Battle of Poltava in 1709 was a victory by Peter the Great over which state?

SOLUTION: battle of poltava

PROBLEM: Which British Prime Minister married Clementine Hozier on September 12th 1908?

SOLUTION:
clementine churchill