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