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: You haven't got it. Sentence 2: The person being spoken to has it.
[EX A]: yes

[EX Q]: Sentence 1: Prominent Unionist M.P. Sentence 2: The MP was a prominent unionist.
[EX A]: yes

[EX Q]: Sentence 1: Nobody knew. Sentence 2: They did not know.
[EX A]:
yes