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: Home Town , by Tracy Kidder (Random House). Sentence 2: Home Town was written by Tracy Kidder

Ex Output:
yes


Ex Input:
Sentence 1: Zastany said the center will demystify the judicial process for many people. Sentence 2: Explaining the judicial process is something the center will do, according to Zastany.

Ex Output:
yes


Ex Input:
Sentence 1: They also protect the preferred subclasses of mail, low rates for Periodicals, classifications that are not market based, rates that do not follow costs, and a range of other practices discussed in this paper. Sentence 2: Periodicals cost more than anything else to mail.

Ex Output:

yes