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