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: really i'm doing my Master's in in Computer Science and Computer Engineering Sentence 2: I'm due to finish my masters degree in about 9 months.

Output: no


Input: Consider Input: Sentence 1: Lawyers discount their usual rate by 20% after that. Sentence 2: Lawyers always charge the same amount, even after that.

Output: yes


Input: Consider Input: Sentence 1: CMS contracts with over 50 insurance companies to process fee-for-service claims; however, CMS is responsible for overseeing these contractors and for ensuring that claims are paid accurately and efficiently. Sentence 2: Cms has contracts with more than 50 insurance companies. 


Output: yes