<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/560/media/images/72350000/gif/_72350906_south_sudan_conflict_displ_464map_2014_v4.gif>
<http://www.bbc.com/news/world-africa-25819895>