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.

Input: Consider 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.

Output: no


Input: Consider Input: Sentence 1: yeah back and forth uh Sentence 2: It's very streamline with not a lot of variance.

Output: yes


Input: Consider Input: Sentence 1: By his abrupt switch to the side of relatively radical reform, the senator has opened up a gap in the middle of the debate. Sentence 2: Senators are known to flip-flop in many political situations.


Output: no