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

Ex Input:
 'The Dream of Gerontius' is the 1900 work of which English composer?

Ex Output:
the dream of gerontius


Ex Input:
And Then There Were None?

Ex Output:
and then there were none


Ex Input:
Who is the eponymous lead character in a British mystery series starring Alan Davies as an eccentric magician's assistant who also solves seemingly supernatural mysteries through his talent for logical deduction and knowledge of illusionism?

Ex Output:

alan davies