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

Input: Consider Input: What was Casanova's occupation at the time of is death?

Output: giacomo casanova


Input: Consider Input: In which religion is there one god called Ahura Mazda?

Output: ahura mazda


Input: Consider Input: Dit-dit-dit-dot. In his novel Howard's End, E. M. Forster refers to which Beethoven composition as the most sublime noise that ever penetrated into the ear of man.?


Output: ludwig van beethoven