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: Also, our reviews have found, for example, that a lack of adequate strategic and workforce planning during the initial rounds of downsizing by some agencies affected their ability to achieve organizational missions. Sentence 2: Our reviews tell us that lack of workforce planning had no effect on agencies. 
Example Output: yes

Example Input: Sentence 1: but uh i guess the hardwoods are probably the biggest thing we have are our hard maple and hard oak and and the the evergreens Sentence 2: We also have a green, hard grassland.
Example Output: no

Example Input: Sentence 1: Something made me shiver. Sentence 2: I never ever shiver. Never have, never will.
Example Output:
yes