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 Input:
Sentence 1: I didn't invent them, but I did make them extra-dangerous. Sentence 2: I wasn't the one who created them but I did increase their level of danger.

Ex Output:
yes

Ex Input:
Sentence 1: The crowds thinned and the tent city rose around them, mostly empty at this time in the morning. Sentence 2: It was really busy that morning.

Ex Output:
yes

Ex Input:
Sentence 1: Hay to sleep on was fine; he had had far worse beds during the past four years. Sentence 2: There were some beds that had been worse than hay.

Ex Output:
yes