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