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

Example Input: What name is given to the Fourth (4th) movement in Beethoven's / Ninth (9th) Symphony?
Example Output: ludwig van beethoven

Example Input: Which Noble prize-winning novelist is best known for 'And Quiet Flows the Don?
Example Output: and quiet flows the don

Example Input: In which war was the Battle of the Somme?
Example Output:
battle of the somme