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

Example Input: Sentence: Jim and Ben both had old cars that they loved to take out for drives on Sundays. Ben's car had a small motor and so it wasn't as fast as Jim's car. Question: Assuming they didn't have to worry about speed limits or other traffic, which of their cars could travel for 50 miles in the least amount of minutes?
Example Output: Ben's car

Example Input: Sentence: At a karate tournament there are paper and wood boards. Question: Which would be easier to break?
Example Output: Paper

Example Input: Sentence: The mass of Mars is greater then that of Venus. Question: Which planet emits stronger gravity?
Example Output:
Mars