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: Have you anyone who can testify to that? Sentence 2: Can anyone confirm that?

Ex Output:
yes


Ex Input:
Sentence 1: I am out a good deal. Sentence 2: I lost a good deal.

Ex Output:
yes


Ex Input:
Sentence 1: well they're trying Sentence 2: I think they're making an effort

Ex Output:

yes