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

Example Input: Sentence: Rachel took a photo of her friend in Paris with the Eiffel Tower, and it appears like her friend is just as tall as the tower. Question: How could that be?
Example Output: the friend is closer to the camera than the tower

Example Input: Sentence: The planet Saturn has more mass then the planet Mercury. Question: Which plant has less of a gravitational field?
Example Output: Mercury

Example Input: Sentence: John likes to snow tube in the winter and tube down sand dunes in the summer. He notices he can attain greater speeds overall when he snow tubes. Question: Which surface has higher friction?
Example Output:
Sand