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: This corruption and authoritarianism have irked democracy advocates, but it has not been enough to fully discredit Tudjman. Sentence 2: Tudjman is no longer credible to anyone after corruption took place.
Example Output: yes

Example Input: Sentence 1: At the end of three days if there's nothing well, you'll know I'm down and out. Sentence 2: I am depending on something to happen before the end of three days to help me. 
Example Output: no

Example Input: Sentence 1: Net national saving Sentence 2: There was a positive net saving
Example Output:
no