<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/560/media/images/70995000/jpg/_70995815__49275515__48610996_colchester_castle_466-1-1.jpg>
<http://www.bbc.co.uk/news/uk-england-essex-24869356>