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: I never spoke to my aunt, and I am not a student of the large literature by and about her. Sentence 2: I engage in long discussions with my fascinating aunt.
yes

Sentence 1: They were justifiably concerned, advocates say. Sentence 2: The concern was quite normal due to the case.
no

Sentence 1: Estimated Steel Requirement for 500 MWe ACI System. Sentence 2:  Estimated Steel Requirement for 500 MWe ACI System.

yes