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, he contends, is a symbol of the decline of community spirit and the rise of atomistic individualism. Sentence 2: This is not a symbol of the decline of community spirit and the rise of atomistic individualism.
Example Output: yes

Example Input: Sentence 1: For estimating the consumables necessary for the technologies, such as limestone, ammonia, catalyst, or activated carbon, the Cumulative Total MWe value is most important. Sentence 2: The cumulative total is good for estimating the amount of limestone that will be pulled from a single quarry.
Example Output: no

Example Input: Sentence 1: I will find good men of value to teach us and defend us. Sentence 2: Good men will teach and defend us.
Example Output:
yes