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 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.

Output: yes


Input: Consider Input: Sentence 1: It seemed impossible to believe that these people were other than they seemed. Sentence 2: It wasn't possible not to judge these people by their appearance. 

Output: yes


Input: Consider Input: Sentence 1: well you must you must not have a weight problem at all Sentence 2: It is really hard to lose weight. 


Output: no