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