<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/76569000/jpg/_76569011_tyrannosaurus_seen_in_a_forest-spl.jpg>
<http://www.bbc.com/news/science-environment-28488044>