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: Prominent Unionist M.P. Sentence 2: The MP was a prominent unionist.
Example Output: yes

Example Input: Sentence 1: A cut point with a high sensitivity and specificity should be manifest in an ideal test. Sentence 2: The cut point would indicate a successful run.
Example Output: no

Example Input: Sentence 1: The president's drug czar, Gen. Sentence 2: The drug czar of the president is Gen, and he is a bad man.
Example Output:
no