<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/560/media/images/59872000/jpg/_59872925__52929340_a23e7a2b-3f0c-48a9-b66a-f2c599c2bd85-1.jpg>
<http://www.bbc.co.uk/news/science-environment-17851603>