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

Ex Input:
Who wrote the 1939 book The Big Sleep?

Ex Output:
the big sleep


Ex Input:
Which popular animated characters, first seen in 1996 include many different characters including ones called Ash Ketchum, Tracy Sketchit and Gar Oak?

Ex Output:
tracy


Ex Input:
Who composed the songs Old Folks at Home and Beautiful Dreamer?

Ex Output:

old folks at home