instruction:
You are given a sentence and a question. You're expected to write the correct answer based on the sentence.
question:
Sentence: A huge bodybuilder and a skinny swimmer see who can throw a 45 pound plate further. Question: Who wins this contest?
answer:
Bodybuilder


question:
Sentence: A billiard ball has a greater mass then a basketball. Question: Which ball has a stronger field of gravity?
answer:
billiard ball


question:
Sentence: Mike knows that his tank is really slow and that his car is pretty fast. Question: Which vehicle would take longer to get him to work if he were to commute in it?
answer:

tank