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: While foreign-brand alcohol, produced under licence in Spain, sells for just a few hundred pesetas a bottle, there are more unusual local spirits that might make apt souvenirs of Ibiza. Sentence 2: Alcohol is illegal in Ibiza and not allowed to be sold or made.
Example Output: yes

Example Input: Sentence 1: One night I was whisked off to London at a moment's notice. Sentence 2: With little warning, I was taken to London for work purposes.
Example Output: no

Example Input: Sentence 1: i think it does have to be unanimous Sentence 2: We must disagree before we continue.
Example Output:
yes