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'.

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

Output: no


Input: Consider 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.

Output: yes


Input: Consider Input: a group of construction workers busy refinishing a subway station. <sep> A group of workers on their lunch break.


Output: yes