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

Ex Input:
Sentence: Each planet has a substantial gravitational pull. Uranus bigger than earth but still much smaller than the sun. Question: Which object has a weaker gravitational pull?

Ex Output:
Uranus


Ex Input:
Sentence: Melissa and Janice are competing in a race. Melissa has traveled much farther than Janice, in the same time frame. Question: Melissa is like the which?

Ex Output:
Sprinter


Ex Input:
Sentence: Bryan enjoys playing basketball with his young daughter. After shooting some hoops, they sit down and roll the ball to each other. Sometimes Bryan takes her to his college gym and sometimes he goes to the courts at the park around the corner from his home. He notices that when they play roll-the-ball, the ball goes faster on the wooden gym floor than on the concrete basketball court at the park. Question: Which surface has more friction?

Ex Output:

the concrete