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: Why, that there is altogether too much strychnine about this case.  Sentence 2: This case contains too much strychnine.
Example Output: yes

Example Input: Sentence 1: I said right out: 'You're an old woman, Emily, and there's no fool like an old fool.  Sentence 2: I did not like Emily because she was old and foolish.  
Example Output: no

Example Input: Sentence 1: Where shall we meet?  Sentence 2: I was hoping we could meet.
Example Output:
no