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


[Q]: Sentence 1: Unhappy with USC's attempt to include conventional classical music in the institute's music courses and concerts, Schenberg's descendants successfully sued USC for neglecting its contract with the institute. Sentence 2: USC tried to eliminate conventional classical music from the institute's music classes.
[A]: yes


[Q]: Sentence 1: oh okay yeah golly i've got up up at work anyway i use uh WordPerfect and Lotus and Sentence 2: I'm proficient at WordPerfect and Lotus. 
[A]:
no