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

Ex Input:
At the recent Tony Awards who won the award for Best Actress in a Play for her performance as Queen Elizabeth II in the play The Audience by Peter Morgan?

Ex Output:
tony award for best actress in a play

Ex Input:
Which composer's oratorios include 'The Kingdom' and 'The Dream of Gerontius'?

Ex Output:
the dream of gerontius

Ex Input:
Also containing Garlic and salt, what is the name of the Greek appetiser, the primary ingredients of which are yoghurt and cucumber?

Ex Output:
greek