<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/76819000/jpg/_76819721_c0205128-john_deere_6210r_tractor-spl.jpg>
<http://www.bbc.co.uk/news/uk-scotland-south-scotland-28739430>