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: Weld's capriciousness is key to his success. Sentence 2: The unpredictability of Weld plays a big part in his prosperity.
[A]: yes

[Q]: Sentence 1: It affects the lives of each and every American. Sentence 2: Every African is affected by it.
[A]: yes

[Q]: Sentence 1: While this is a proxy for labor and non labor costs, it is considered realistic since in the U.S., the use of workforce full time equivalents provide estimates within a few percentage points of those calculated with labor and non labor costs. Sentence 2: Workforce full time equivalents do not give estimates anywhere close to those derived from labor and non labor costs.
[A]:
yes