<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/560/media/images/79362000/jpg/_79362781_31139d98-069a-4449-9255-1790a45e693a.jpg>
<http://www.bbc.com/news/technology-30245296>