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

Example Input: Sentence 1: he's going to end up paralyzing himself or something i mean i worry about that guy Sentence 2: The guy is accident prone and injures himself often.
Example Output: no

Example Input: Sentence 1: He lay on a high bed, surrounded by prim white walls, and there was even a chart of some kind at the bottom of the bedframe. Sentence 2: The chart at the end of his bed had a detailed list of his diagnoses.
Example Output:
no