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: He also said that if this type of legislation is not feasible, the Association's members would like to be able to use their frequent flyer miles to upgrade to business class on long flights. Sentence 2: Association members prefer to fly business class.
Example Output: yes

Example Input: Sentence 1: Global Culture represented the combined efforts of many people, and they are all acknowledged by name in the book. Sentence 2: The book acknowledges the many people who worked on Global Culture.
Example Output: yes

Example Input: Sentence 1: uh-huh sometimes we have really good luck with them but then there'll be like maybe two years in a row that we can't get anything Sentence 2: Sometimes we have good luck with them but then there will be a couple of years that we don't get anything.
Example Output:
yes