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: But it should be done, at once!" He then made a very careful examination of the drawers of the wash-stand.  Sentence 2: He carefully examined the drawers.
Example Output: yes

Example Input: Sentence 1: One night I was whisked off to London at a moment's notice. Sentence 2: With little warning, I was taken to London for work purposes.
Example Output: no

Example Input: Sentence 1: what was this project Sentence 2: How was this project described?
Example Output:
yes