<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/560/media/images/66133000/jpg/_66133637_34414f11-7724-40f0-8d6f-fcfab77cfeac.jpg>
<http://www.bbc.co.uk/news/health-21619594>