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: Saturated fat is still evil. Sentence 2: All saturated fats are good for you.

Ex Output:
yes


Ex Input:
Sentence 1: Today the theater still provides a wonderful setting for the July festival's opera and symphony concerts. Sentence 2: The theater is no longer used.

Ex Output:
yes


Ex Input:
Sentence 1: (Rosenberg's Dictionary) Sentence 2: The dictionary does not belong to Rosenberg.

Ex Output:

yes