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