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:
Man sleeping in a couch in a sitting position wearing a blue jeans and a plaided shirt <sep> There is someone sleeping on the couch.

Ex Output:
yes


Ex Input:
A man dressed in a brown shirt and tan shorts is down on one knee looking at some type of machinery. <sep> The man is examining a machine.

Ex Output:
yes


Ex Input:
A man dressed in a brown shirt and tan shorts is down on one knee looking at some type of machinery. <sep> The man is examining a machine.

Ex Output:

yes