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: Becker, Howard S. Problems of Inference and Proof in Participant Observation. Sentence 2: Problems of Inference and Proof in Participant Observation is related to Howard Becker.
Example Output: yes

Example Input: Sentence 1: well i like it when it's sort of a a medium temperature uh maybe seventy five to eighty somewhere in there i i don't like it when it's too cool or too warm i'm much more apt to get things done when it's at that sort of in between temperature Sentence 2: I'm much more likely to be productive when the temperature is right for me.
Example Output: yes

Example Input: Sentence 1: Tennis is less widespread than in other major Western European countries, but it is growing in popularity. Sentence 2: Tennis may be lesser played than in other countries, it is gaining a larger following recently.
Example Output:
no