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: oh that's quite reasonable Sentence 2: That's a good estimate for the area, is there a discount on it?
Example Output: no

Example Input: Sentence 1: This is a simplification of reality, which probably involves a curve with a slight upward slope. Sentence 2: In reality, it's probably a 20 degree upward slope. 
Example Output: no

Example Input: Sentence 1: Indiana was instructed to submit a revised plan to LSC and develop a collaborative, inclusive and values-driven plan and planning process that strengthens services to clients throughout the state. Sentence 2: Indiana was not required to submit a revised plan.
Example Output:
yes