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: The most drastic way is to allow only one candidate. Sentence 2: One candidate might be a politician.
Example Output: no

Example Input: Sentence 1: But it should be done, at once!" He then made a very careful examination of the drawers of the wash-stand.  Sentence 2: He carefully examined the drawers.
Example Output: yes

Example Input: Sentence 1: and he got killed Sentence 2: He was murdered.
Example Output:
no