Charlie is big. Charlie is strong. Bob is thin. Bob is short. Harry is nice. Erin is sad. Erin is poor. If someone is not huge then they are sad. If someone is not bad then they are kind. If someone is nice then they are smart. If someone is smart and not dull then they are quiet. If someone is sad and not huge then they are rough. If someone is thin and short then they are dull. If someone is dull and not smart then they are poor. All kind people are wealthy. 
Bob is not poor.