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 element focuses on the executive's performance towards the balanced scorecard targets at the regional office and national levels, in addition to specific performance priorities with corresponding targets. Sentence 2: The executive's performance needs to be unbalanced.

Output: yes


Input: Consider Input: Sentence 1: for how many calls Sentence 2: Did you make a lot of calls?

Output: no


Input: Consider Input: Sentence 1: it's your risk do you trust your your son Sentence 2: Is your son trustworthy?


Output: yes