Dave is high. Dave is big. Alan is short. Alan is small. Anne is kind. Harry is sad. Harry is bad. If someone is not huge then they are sad. If someone is not rough then they are nice. If someone is kind then they are wealthy. If someone is wealthy and not poor then they are quiet. If someone is sad and not huge then they are dull. If someone is dull then they are little. If someone is little then they are tiny. All tiny people are rough. If someone is short and small then they are poor. If someone is poor and not wealthy then they are bad. If someone is bad then they are fashion. If someone is fashion then they are energetic. If someone is energetic then they are young. If someone is nice then they are smart. If someone is smart then they are clever. If someone is clever then they are wealthy. All wealthy people are smart. If someone is quiet then they are famous. If someone is famous then they are experienced. All experienced people are old.
Harry is not smart.