Erin is big. Erin is strong. Gary is small. Gary is short. Dave is nice. Bob is dull. Bob is rough. If someone is not huge then they are dull. If someone is not poor then they are quiet. If someone is nice then they are smart. If someone is smart and not sad then they are kind. If someone is dull and not huge then they are bad. All bad people are tiny. If someone is small and short then they are sad. If someone is sad and not smart then they are rough. If someone is rough then they are young. If someone is quiet then they are clever. All clever people are wealthy. All kind people are old. 
Dave is not old.