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: The trend is called brachycephalization, and it has been happening mainly in rural Poland between the Carpathian Mountains and the Black Sea--which, for some arcane reason, is one of the few places on Earth where humans are still evolving. Sentence 2: The humans in rural Poland have evolved a third arm.

Ex Output:
no


Ex Input:
Sentence 1: (Note the defiant man. Sentence 2: Take notice of the defiant man. 

Ex Output:
yes


Ex Input:
Sentence 1: i don't know this was just i guess something freak that happened to me because i wasn't familiar with the um Sentence 2: I  definitely expected this to happen to me.

Ex Output:

yes