<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/560/media/images/75517000/jpg/_75517187_a3fa2ebd-1625-4f64-85ce-4909567f97ec.jpg>
<http://www.bbc.com/news/education-27840444>