Dave is strong. Dave is high. Harry is short. Harry is small. Charlie is smart. Anne is sad. Anne is poor. If someone is not big then they are sad. If someone is not bad then they are nice. If someone is smart then they are quiet. If someone is quiet and not dull then they are wealthy. If someone is sad and not big then they are rough. All rough people are tiny. If someone is short and small then they are dull. If someone is dull and not quiet then they are poor. If someone is poor then they are young. If someone is nice then they are kind. All kind people are clever. All wealthy people are old. 
Anne is not clever.