<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/68758000/jpg/_68758400_8b8a337b-e305-492f-a1cf-af021f8da4e1.jpg>
<http://www.bbc.com/news/science-environment-23327315>