<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/75301000/jpg/_75301750_d7489e05-5708-46b7-aaa2-cbe24f66de03.jpg>
<http://www.bbc.com/news/technology-27703318>