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: For purposes of this exercise, there are at least seven categories of costs and four benefits that might be reviewed. Sentence 2: There are no more than six categories of costs to be reviewed for this exercise.

Ex Output:
yes


Ex Input:
Sentence 1: For estimating the consumables necessary for the technologies, such as limestone, ammonia, catalyst, or activated carbon, the Cumulative Total MWe value is most important. Sentence 2: The cumulative total is good for estimating the amount of limestone that will be pulled from a single quarry.

Ex Output:
no


Ex Input:
Sentence 1: Dorcas brought in fresh tea.  Sentence 2: Leftover Tea was Dorcas' favorite kind.

Ex Output:

yes