<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://digitalspyuk.cdnds.net/11/39/480x240/landscape_618w_pink_floyd_battersea_station_2.jpg>
<http://www.digitalspy.com/fun/news/a342517/flying-pig-used-to-recreate-pink-floyd-animals-cover/>