<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/65838000/jpg/_65838629_wns_doc_who_crimbo_special_0010.jpg>
<http://www.bbc.co.uk/news/uk-wales-21416339>