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

Ex Input:
Who was the only child vampire in Anne Rice`s novels?

Ex Output:
anne rice


Ex Input:
Where, in the novel The Count of Monte Christo, by Alexandre Dumas, does the Abbe Faria befriend Edmond Dantes during his time in prison?

Ex Output:
monte cristo


Ex Input:
Who played the character of Alex P. Keaton in all seven series of a 1980s sitcom?

Ex Output:

alex p. keaton