Instructions: In this task, you're given a pair of sentences, sentence 1 and sentence 2. Your job is to determine if the two sentences clearly agree/disagree with each other, or if this can't be determined. Indicate your answer as yes or no respectively.
Input: Sentence 1: You can't be turned to stone looking at one, you know--only by having one look at you." "You're cheering me up no end," he assured her. Sentence 2: You can't be turned to stone unless they look at you.
Output:
yes