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.

Ex Input:
Sentence 1: I am sorry for that, he said.  Sentence 2: I do not apologize for anything, he stated.

Ex Output:
yes


Ex Input:
Sentence 1: We thank them for their willingness to participate in our study, for the valuable information and insights they provided, and for their hospitality. Sentence 2: Without their hospitality and insight, we wouldn't have been able to complete our study.

Ex Output:
no


Ex Input:
Sentence 1: well anyway Call it Conspiracy is a real good book and he talks a lot about this i've heard him interviewed some so i think it's kind of interesting but anyway he probably has a new book out that i don't know about yet because i haven't heard him in a while but Sentence 2: Call It Conspiracy is a top selling book about the Illuminati.

Ex Output:

no