<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/61919000/jpg/_61919829__57838475_windfarm_sheep_nz_getty-1.jpg>
<http://www.bbc.co.uk/news/uk-wales-mid-wales-19061941>