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