<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/71946000/gif/_71946751_south_sudan_conflict_displ_12.2013_464map.gif>
<http://www.bbc.co.uk/news/world-africa-25523946>