premise: A man dressed in blue places mop inside a green bucket as he stands on a roof that overlooks a city. hypothesis: A man is not happy about having to clean the roof.
neutral: A man with a mop on a roof is not assumed to not be happy because he has to clean the roof.|neutral: It is not sure whether he is happy or not.|neutral: There is no way to know that the man is not happy about the prospect of cleaning a roof.