<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/72758000/jpg/_72758355_superbowladsoldier_logi.jpg>
<http://www.bbc.co.uk/news/blogs-echochambers-26039150>