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

Example Input: Sentence: Two horses were out on a hot day in a sunny pasture that didn't have any shade for two hours. When their owner came by to take them to a shaded pasture, his white horse was covered in sweat and his bay horse was dry. Question: Which of the horses had been taking it easy?
Example Output: the bay horse

Example Input: Sentence: A matchbox can slide across a greenhouse floor, but it doesn't move as fast as when it is slid across the backyard. Question: Which surface is the smoother one?
Example Output: greenhouse floor

Example Input: Sentence: A ladybug and an ant are crawling on a picnic table. In 3 minutes the ladybug has gone farther than the ant. Question: Which was going at a higher velocity?
Example Output:
the ladybug