<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/77064000/jpg/_77064193_cd84f056-ff8c-48e0-9e4f-38bad1a23449.jpg>
<http://www.bbc.co.uk/news/health-28810813>