<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/50959000/jpg/_50959389_101130150400_aleksey_ekaykin_466x262_alekseyekaykin.jpg>
<http://www.bbc.com/news/science-environment-12275979>