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