<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://digitalspyuk.cdnds.net/12/45/640x320/landscape_tv_david_cameron_this_morning.jpg>
<http://www.digitalspy.com/tech/news/a500238/sky-responds-to-pornography-plans-we-take-responsibility-seriously/>