<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/560/media/images/62945000/jpg/_62945643_c0110816-1909_first_neanderthal_restoration_crop-spl.jpg>
<http://www.bbc.com/news/science-environment-19623929>