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.

Input: Consider Input: Sentence 1: (By contrast, Slate 's assessment relies entirely upon sources who are not identified by name.) Sentence 2: The names and origin of Slate's sources are not known.

Output: yes


Input: Consider Input: Sentence 1: The woman looks brainless, an antique statue of Venus with no head. Sentence 2: The woman has a great figure otherwise.

Output: no


Input: Consider Input: Sentence 1: Design reviews are an essential component of the facility acquisition Sentence 2: Facility acquisition is entirely separate from the process of design review.


Output: yes