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: The momentum for change was growing, and in 1831 a black lay preacher named  Daddy  Sam Sharpe led a revolt of 20,000 slaves at Montego Bay. Sentence 2: Daddy Sam Sharpe's revolt was at Montego Bay in 1854.
Example Output: yes

Example Input: Sentence 1: I watched over her.  Sentence 2: Jason also watched over her.
Example Output: no

Example Input: Sentence 1: On a Sunday in May of '65, back in Gainesville, when Forrest's men had finally accepted surrender and the deadness of defeat, a Union trooper had worn those spurs into church. Sentence 2: Union troopers never attended church in Gainesville. 
Example Output:
yes