Bob is strong. Bob is high. Fiona is small. Fiona is short. Harry is wealthy. Alan is sad. Alan is poor. If someone is not huge then they are sad. If someone is not rough then they are quiet. If someone is wealthy then they are smart. If someone is smart and not dull then they are kind. If someone is sad and not huge then they are bad. If someone is small and short then they are dull. If someone is dull and not smart then they are poor. All quiet people are nice. 
Alan is not nice.