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.

[Q]: Sentence 1: That was a mistake that was not deliberate on the part of ABC but for which we accept responsibility and which requires correction. Sentence 2: It was a deliberate mistake from ABC and it does not require correction.
[A]: yes


[Q]: Sentence 1: Tell me, is there nothing familiar about the hand-writing of it?" Sentence 2: Does that handwriting not look like something you've seen before?
[A]: yes


[Q]: Sentence 1: He felt an economical pleasure that his first plan would not be wasted. Sentence 2: He felt an efficient joy that his initial plan would not go to waste. 
[A]:
yes