<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/560/media/images/61637000/jpg/_61637211_c0130403-104-year_old_woman-spl.jpg>
<http://www.bbc.co.uk/news/science-environment-18876478>