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'.

Example Input: Two people playing badminton. <sep> Two people playing basketball outside.
Example Output: yes

Example Input: A man in a suit stands on a walkway with is suitcase with a large display in front of him announcing airline flights. <sep> A man is at an airport.
Example Output: yes

Example Input: two men are seen talking, one man wears pink and another is sporting a t-shirt for summer school 60th anniversary. <sep> Two old men talk at a family reunion.
Example Output:
no