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: At the time of our review, APHIS officials were attempting to identify the circumstances in which electronic comment approaches work best. Sentence 2: APHIS official, at the time, were trying to understand which electronic comment approaches work best, so they have found out now.
no