<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://digitalspyuk.cdnds.net/12/52/cult-doctor-who-stamps-1.jpg>
<http://www.digitalspy.com/tv/doctor-who/news/a454816/doctor-who-david-bradley-to-play-william-hartnell-in-50th-biopic/>