<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://digitalspyuk.cdnds.net/12/48/980x656/gallery_music_rolling_stones_50th_anniversary_london_7.jpg>
<http://www.digitalspy.com/music/e3/news/g15839/music-glastonbury-2013-rumoured-headliners/>