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: yeah there's a lot of people don't know about it it's put out by Commodore they made the sixty four but this is a machine that they bought from a company that got started up in California Sentence 2: Those machines are very costly.
Example Output: yes

Example Input: Sentence 1: We are heirs to the inexplicable pagan obsession with corpses. Sentence 2: We have a very strange pagan obsession with corpses.
Example Output: yes

Example Input: Sentence 1: Memento Mori was about death; Reality and Dreams is about a sort of half  being made redundant, being half blotted out. Sentence 2: Memento Mori is about birth.
Example Output:
yes