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