<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://digitalspyuk.cdnds.net/12/03/640x320/landscape_gaming_doctorwhoclock.jpg>
<http://www.digitalspy.com/gaming/doctor-who/news/a381990/doctor-who-the-eternity-clock-trophy-list-revealed/>