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: Truly, I believe the country is in the best of hands, but how do I rid myself of these impure thoughts? Sentence 2: The thoughts were coming often.

Output: no


Input: Consider Input: Sentence 1: 'Of course. Sentence 2: It was obviously so.

Output: yes


Input: Consider Input: Sentence 1: You don't attract ferocious soldiers by promising above average pay and, some day, a fine pension. Sentence 2: Above average pay and a fine pension does not attract ferocious soldiers because more than that is needed to convince men to possibly sacrifice their lives.


Output: no