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.

[EX Q]: Sentence 1: yeah really what is that Sentence 2: Is that what it is?
[EX A]: no

[EX Q]: 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.
[EX A]: no

[EX Q]: Sentence 1:  Don Cazar inspected the black closely. Sentence 2: Don Cazar wanted to be sure that everything was good with the black.
[EX A]:
no