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: Early in 1650 Oliver Cromwell stationed his garrison here while attempting to subdue the rebellious Scottish monarchists; he was victorious at the Battle of Dunbar. Sentence 2: Oliver Cromwell won the Battle of Dunbar.
Example Output: yes

Example Input: Sentence 1: I'd recognize him anywhere." Sentence 2: He his difficult to identify.
Example Output: yes

Example Input: Sentence 1: The military leader Jan Sobieski defeated Turkish troops at the Battle of Chocim in 1673, and Sobieski would later be credited with saving Vienna from Turkish forces (and thwarting the Ottoman Empire's designs on Western Europe). Sentence 2: The Ottoman Empire's plan to take Western Europe was a failure.
Example Output:
yes