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

Ex Input:
Sentence: Jimbo knows that the surface of his coffee table isn't as rough as the surface of his floor. Question: When he slides his doily across both surfaces, which will force the doily to travel at a lower rate of speed?

Ex Output:
floor


Ex Input:
Sentence: A picture frame sliding across a dresser makes it heat up less then one sliding across a floor. Question: Which surface will the picture frame move the slowest on?

Ex Output:
floor


Ex Input:
Sentence: Joe and Bob are seeing who can lift the most weight. Joe's arms are much thinner than Bob's are. Question: Who will lift the most?

Ex Output:

Bob


