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