premise: A man with a red beard and mustache is smiling and wearing a hat crocheted with green yarn and Miller beer cans. hypothesis: A man with a red beard and mustache is smiling and laughing.
neutral: Just because  a man is smiling doesn't mean he is laughing.|neutral: Laughing is not necessarily implied by smiling.|neutral: Though the man may look like a jester in his crocheted beer can hat, he cannot be assumed to be laughing.