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.

Example Input: Sentence 1: It also gives guidance to the manager who, in reviewing completed case studies, wants to assess their strengths. Sentence 2: The managers frequently are reviewing case studies.
Example Output: no

Example Input: Sentence 1: They use the same tools and methods as their ancestors, and demonstrate the same skills. Sentence 2: They use some of the same methods, but have adapted them with modern technology.
Example Output: yes

Example Input: Sentence 1: Your request is very typical. Sentence 2: The request made by you is very strange.
Example Output:
yes