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: You won't see any pirates here, as the last of them sailed away from their former stronghold in 1786. Sentence 2: There are no pirates to be seen due to them leaving in 1786.
yes