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