<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/69787000/jpg/_69787214_screenshot2011-10-21at13.24.08.jpg>
<http://www.bbc.co.uk/news/science-environment-24049800>