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: activities calculated with data collected in 1985. Sentence 2: The data was collected in 1985
yes

Sentence 1:  The old man sighed, his face slumping into lines of fatigue and age. Sentence 2: The man was tired from his old age.
yes

Sentence 1: 'I'm not interested in who we were,' the man snapped. Sentence 2: All he cared about is who we used to be. 

yes