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: But not many more. Sentence 2: It's not happening anymore.

Ex Output:
no


Ex Input:
Sentence 1: The northerner drew a long thin blade from his belt and examined it. Sentence 2: The northerner looked a blade he took out from his boot.

Ex Output:
yes


Ex Input:
Sentence 1: The most striking building, up on a grass mound, is the Ubudiah Mosque, with its massive onion dome of glowing copper set in a nest of white. Sentence 2: The most striking building, the Ubudiah Mosque, is located inside a vast canyon.

Ex Output:

yes