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

Ex Input:
Buried in neither Westminster nor Windsor, where is the tomb of Edward II?

Ex Output:
edward ii of england

Ex Input:
Abyssinian, British Longhair and German Rex are all breeds of what?

Ex Output:
british longhair

Ex Input:
What is the name of the structure designed by Anish Kapoor and Cecil Balmond for the 2012 London Olympics?

Ex Output:
anish kapoor