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