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: 14 The labor required to install an absorber vessel and ductwork is a major portion of the system installation man-hours. Sentence 2: Installing an absorber vessel and ductwork requires more workers than any other part of system installation.

Ex Output:
no


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: and uh you just set it in there and you microwave it on high for seven minutes and you turn it one time and while that's cooking i take mayonnaise about a cup of mayonnaise Sentence 2: You microwave it for 7 minutes, and while that is cooking, you get a cup of mayonnaise. 

Ex Output:

yes