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: Like Jon, his head was bare. Sentence 2: His head had nothing on it.
Example Output: yes

Example Input: Sentence 1: The most drastic way is to allow only one candidate. Sentence 2: One candidate might be a politician.
Example Output: no

Example Input: Sentence 1: After Myze, the road turns inland and passes through Montagnac, site of an interesting church from the 13th and 14th centuries. Sentence 2: There is an old church in Montagnac. 
Example Output:
yes