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: As previously noted, LSC reissued its CSR instructions to all grantees, calling attention to problem areas known at that time. Sentence 2: LSC never reissued CSR instructions.

Ex Output:
yes


Ex Input:
Sentence 1: 54,000 (88 km/55 miles northwest of Madrid) Sentence 2: It is 55 miles SE of Madrid.

Ex Output:
yes


Ex Input:
Sentence 1: They're not, said Susan. Sentence 2: Susan said they are.

Ex Output:

yes