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: This won't work, says Stephanopoulos, speaking  You can [avoid questions] in one press conference. Sentence 2: Stephanopolous believed this was bound to work.

Output: yes


Input: Consider Input: Sentence 1: Our overall objective was to determine whether best practices offer methods to improve the way DOD ensures that the design is stable early in the development process and whether having manufacturing processes in control before production results in better cost, schedule, and quality outcomes in DOD major acquisition programs. Sentence 2: They wanted to use the best practices for other projects as well.

Output: no


Input: Consider Input: Sentence 1: But of course that is the case here. Sentence 2: That is the case here, obviously. 


Output: yes