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.

Ex Input:
Sentence 1: Well, any technology can be used for good or ill. Sentence 2: That technology cannot be used for evil.

Ex Output:
yes


Ex Input:
Sentence 1: This is a simplification of reality, which probably involves a curve with a slight upward slope. Sentence 2: In reality, it's probably a 20 degree upward slope. 

Ex Output:
no


Ex Input:
Sentence 1: Because you know which teams are successful before you begin your analysis--those that win--you can use mathematics to identify similarities among those winning teams. Sentence 2: There are no similarities among winning teams.

Ex Output:

yes