Erin is huge. Erin is strong. Charlie is little. Charlie is tiny. Anne is quiet. Dave is dull. Dave is bad. If someone is not big then they are dull. If someone is not poor then they are clever. If someone is quiet then they are wealthy. If someone is wealthy and not sad then they are kind. If someone is dull and not big then they are rough. All rough people are thin. If someone is little and tiny then they are sad. If someone is sad and not wealthy then they are bad. If someone is bad then they are young. If someone is clever then they are nice. All nice people are smart. All kind people are old. 
Dave is not smart.