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: The whole thing's damned awkward!  Sentence 2: The entire situation is uncomfortable.

Ex Output:
yes


Ex Input:
Sentence 1: The northerner drew a long thin blade from his belt and examined it. Sentence 2: The northerner looked a blade he took out from his boot.

Ex Output:
yes


Ex Input:
Sentence 1: Why, in a thousand ingenious ways, cried Poirot.  Sentence 2: Why, this could have been done in a lot of clever ways, cried Poirot.

Ex Output:

no