Given Sentence 1 and Sentence 2, indicate your answer as yes when the two sentences clearly agree or clearly disagree with each other. If the relationship cannot be determined, answer with 'no'.

Ex Input:
A woman with a pink purse walks down a crowded sidewalk. <sep> A woman escapes a from a hostile enviroment

Ex Output:
no


Ex Input:
A group of people in a room, most with computers, some raising their hands. <sep> The group is in a classroom.

Ex Output:
no


Ex Input:
A man stands on a dock near several boats, while 2 other men are on one of the boats. <sep> A man is sitting on a dock.

Ex Output:

yes