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