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: One rather formidable group of mailers whose members will benefit mightily from the Commission's recommendations, the periodicals mailers, pointed out in a press statement that the overall average increase for First-Class mail was much smaller than the average increase for mail their members send. Sentence 2: Periodicals mailers never say a word in the press statements.
Example Output: yes

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: He was evidently in a state of overmastering fear. Sentence 2: He let his fear overcome him and never managed to master it. 
Example Output:
yes