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 gondola operators sit along a road in Italy. <sep> The gondola operators are in uniform.
Example Output: no

Example Input: Three children and adults in the background, all pretend to sleep. <sep> The children are playing a bedtime game with their parents.
Example Output: no

Example Input: An accident involving a green Sudan and a gray van. <sep> Two cars waited patiently for the light to turn green.
Example Output:
yes