<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://digitalspyuk.cdnds.net/12/35/1280x719/gallery_tech_dr_who_sonic_screwdriver_5.jpg>
<http://www.digitalspy.com/tech/doctor-who/news/a403087/control-your-tv-with-doctor-whos-sonic-screwdriver/>