TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
PROBLEM: Who won the Women's Singles at the 2015 Australian Open Tennis Championships?

SOLUTION: the championships, wimbledon

PROBLEM: In what language was The Communist Manifesto written?

SOLUTION: the communist manifesto

PROBLEM: Who composed the cantata 'Belshazzar's Feast', first performed in 1931?

SOLUTION:
belshazzar's feast