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: Supplementary T and A records, containing information not previously discussed, shall be completed and maintained. Sentence 2: T and A records always contain information that has been discussed before.
Example Output: yes

Example Input: Sentence 1: Today's TV parents are wisdom figures, not the adult buffoons we have grown accustomed to. Sentence 2: Parents on TV these days are still just as dumb as they've always been. 
Example Output: yes

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