<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/ws/560/amz/worldservice/live/assets/images/2013/12/28/131228142555_egypt_azhar_clashes_304x171_bbc_nocredit.jpg>
<http://www.bbc.com/hausa/news/2014/01/140102_alexandria-killings.shtml>