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:
Three kids in a forest standing on a tree log. <sep> Children crossing stream in forest.

Ex Output:
no


Ex Input:
Three men in orange suits are doing street repairs at night. <sep> Three men in orange suits escaped from prison.

Ex Output:
yes


Ex Input:
A crowd of people are packed into a subway car. <sep> A crowd of people are together.

Ex Output:

yes