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