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.

Ex Input:
Sentence 1: But Sir James was already on the topmost stair. Sentence 2: They were telling Sir James to come upstairs, not realizing he was already there.

Ex Output:
no


Ex 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.

Ex Output:
yes


Ex Input:
Sentence 1: Newsweek also publishes a dispatch from a U.N. weapons  [W]hile they delayed us from entering some sites, we have seen Iraqi officials burning documents and throwing the embers into a river. Sentence 2: No Iraqi officials were seen destroying documents.

Ex Output:

yes