Erin is high. Erin is huge. Alan is little. Alan is thin. Dave is wealthy. Bob is sad. Bob is bad. If someone is not big then they are sad. If someone is not dull then they are quiet. If someone is wealthy then they are smart. If someone is smart and not rough then they are clever. If someone is sad and not big then they are poor. All poor people are short. If someone is little and thin then they are rough. If someone is rough and not smart then they are bad. If someone is bad then they are young. If someone is quiet then they are kind. All kind people are nice. All clever people are experienced. 
Alan is not young.