<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/75492000/jpg/_75492075_c0053494-ankylosaur_family,_artwork-spl.jpg>
<http://www.bbc.co.uk/news/science-environment-27794723>