<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/ws/560/amz/worldservice/live/assets/images/2013/07/29/130729114700_beckham_512x288_allsport.jpg>
<http://www.bbc.com/indonesia/majalah/2013/10/131023_pendidikan_beckham.shtml>