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