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: Alcohol and other  an assessment of testing and clinical practices in US Trauma Centers. Sentence 2: Trauma centers do not test patients.

Ex Output:
yes


Ex Input:
Sentence 1: He drew out his hand and revealed a cup of iron with three straps dangling from it. Sentence 2: He took out the cup because he was thirsty.

Ex Output:

no