<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/560/media/images/73119000/jpg/_73119914_bb27924a-bf85-42cd-a087-162cac624558.jpg>
<http://www.bbc.co.uk/news/science-environment-26276660>