title: How to create NHibernate relationship mapping between multiple entities to another entity (i.e inheritance mapping)
body: <p>I have this relationship between Car, Bike, Skateboard object with a Person object.
  The relationship is stored in Ownership table.</p>
  
  <p><img src="https://i.stack.imgur.com/F1pGl.png" alt="Car, Bike, Skateboard map to Person"></p>
  
  <p>How do I create this mapping in NHibernate ? I'm trying to follow this tutorial: <a href="http://nhibernate.info/doc/nh/en/index.html#inheritance" rel="nofollow noreferrer">http://nhibernate.info/doc/nh/en/index.html#inheritance</a>. Any help is appreciated.</p>