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: Fix it, Dave Hanson. Sentence 2: Dave Hanson, you must remedy this.
Example Output: yes

Example Input: Sentence 1: i guess that was one Sentence 2: That was one, I suppose.
Example Output: yes

Example Input: Sentence 1: Other minor venues stage occasional ethnic folk-music concerts. Sentence 2: Minor venues do not stage ethnic folk-music concerts.
Example Output:
yes