Given the task definition and input, reply with output. 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.

Sentence 1: oh she didn't she didn't do something Sentence 2: To my knowledge - and I could be wrong, she did not perform a single action.
no