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