You are given a sentence and a question. You're expected to write the correct answer based on the sentence.

Ex Input:
Sentence: A table is less rough then a lap. Question: Which surface will cause a napkin to heat up more when slid across it?

Ex Output:
lap


Ex Input:
Sentence: Bob is a human. Carl's a zombie. Carl is chasing Bob. Bob is sweating a lot. Carl would be sweating, but he's dead. Bob's pretty scared, and is running very, very quickly. Question: His shirt is drenched in sweat! Who's exercising more?

Ex Output:
the human is exercising more


Ex Input:
Sentence: Rebecca rolls the globe in her classroom over a book and then the carpeting. Rolling it over the book generates less heat than on the carpet. Question: Which surface has more resistance?

Ex Output:

carpeting