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:
Two female martial artists demonstrate a kick for an audience. <sep> Two female martial artists are teaching the audience how to kick for self-defense class.

Ex Output:
no


Ex Input:
Young man performing a skateboard trick on a sidewalk in a city. <sep> A young man is on a farm.

Ex Output:
yes


Ex Input:
Two gondola operators sit along a road in Italy. <sep> The gondola operators are in uniform.

Ex Output:

no