Bob is big. Bob is strong. Alan is thin. Alan is little. Gary is wealthy. Dave is sad. Dave is dull. If someone is not huge then they are sad. If someone is not rough then they are clever. If someone is wealthy then they are nice. If someone is nice and not poor then they are kind. If someone is sad and not huge then they are bad. If someone is bad then they are small. All small people are tiny. If someone is thin and little then they are poor. If someone is poor and not nice then they are dull. If someone is dull then they are young. If someone is young then they are energetic. If someone is clever then they are quiet. If someone is quiet then they are smart. All smart people are nice. If someone is kind then they are experienced. All experienced people are old.
Dave is not nice.