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.

[Q]: Sentence 1: Some Rajput princes pursued an independent line. Sentence 2: Rajput princes pursue an independent line some of the time.
[A]: yes

[Q]: 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.
[A]: yes

[Q]: Sentence 1: The friendly cooperation that characterizes civil societies is a pale shadow of the love that inspires great self-sacrifice. Sentence 2: The friendly cooperation that characterizes civil societies requires selfishness.
[A]:
yes