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: They were justifiably concerned, advocates say. Sentence 2: The concern was quite normal due to the case.
[EX A]: no

[EX Q]: Sentence 1: There are many conditions that are not visible. Sentence 2: There are many hidden conditions.
[EX A]: yes

[EX Q]: Sentence 1: No, said Poirot thoughtfully.  Sentence 2: Poirot didn't like it. 
[EX A]:
no

