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