<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/52058000/jpg/_52058001_cambodia_norodomsihamoni_afp_107068491.jpg>
<http://www.bbc.com/news/world-asia-pacific-13006542>