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

Input: Consider Input: Sentence: Billy and Cody are walking together.  Cody gets tired and sits on a park bench. Question: When they leave the park together, who has walked farther?

Output: Billy


Input: Consider Input: Sentence: An envelope that is slid across a dresser gets rather hot, while one that is slid across a desk doesn't get very hot at all. Question: Which surface has more friction?

Output: dresser


Input: Consider Input: Sentence: An elephant can't run as fast as a lion. Question: If both animals run on the open plain for the same amount of time, which will have went the shorter distance?


Output: elephant