Harry is strong. Harry is big. Bob is little. Bob is short. Charlie is quiet. Anne is rough. Anne is sad. If someone is not huge then they are rough. If someone is not dull then they are wealthy. If someone is quiet then they are nice. If someone is nice and not bad then they are kind. If someone is rough and not huge then they are poor. If someone is little and short then they are bad. If someone is bad and not nice then they are sad. All wealthy people are smart. 
Bob is sad.