<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#nil>
<http://www.digitalspy.com/tv/doctor-who/news/a529428/david-tennant-on-doctor-who-50th-fans-always-expected-me-to-return/>