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: Th' boys in th' company, they got right interested in sortin' out all them pages an' puttin' 'em in order agin, kinda like a game, Pa said. Sentence 2: Even though it was very early in the morning, the boys sorted out the pages.
Example Output: no

Example Input: Sentence 1: In the following centuries sand swept through the area burying many of the buildings. Sentence 2: Over time, sand swept through the region and buries the buildings.
Example Output: yes

Example Input: Sentence 1: At the start of the October 1929 market slide, when investors were dumping shares as fast as possible, Thomas Lamont of Morgan assembled a consortium of investment bankers who committed themselves to putting $20 million into the market. Sentence 2: The market started to slide.
Example Output:
yes