<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/66001000/jpg/_66001091_z3410300-asian_tiger_mosquito-spl.jpg>
<http://www.bbc.co.uk/news/science-environment-21509016>