Bob is big. Bob is white. Bob is young. Dave is not big. Dave is cold. Dave is not nice. Dave is rough. Dave is not white. Dave is young. Gary is round. Gary is white. Gary is young. Harry is big. Harry is cold. Harry is not round. Harry is white. Rough people are young. If Bob is white and Bob is cold then Bob is round. All big people are cold. If someone is nice then they are not big. If Gary is not white then Gary is rough. If someone is white and not cold then they are nice.
Dave is not rough.