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.

Example Input: Sentence 1: , aesthetic) importance; or, significant architectural characteristics. Sentence 2: Characteristics of architecture.
Example Output: yes

Example Input: Sentence 1: when was that on Sentence 2: When did it come on?
Example Output: yes

Example Input: Sentence 1: you know, Boris!" Sentence 2: Boris is pretending to not know, but he knows. 
Example Output:
no