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: yeah now my roomie on the other hand he is a power user Sentence 2: My roommate barely uses it, since it is bad for his eyes.
Example Output: yes

Example Input: Sentence 1: I never spoke to my aunt, and I am not a student of the large literature by and about her. Sentence 2: I engage in long discussions with my fascinating aunt.
Example Output: yes

Example Input: Sentence 1: The big colt was nervous, tending to dance sideways, tossing his head high. Sentence 2: The colt was not nervous at all.
Example Output:
yes