<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/75763000/jpg/_75763821_427px-a_cobbler_on_orange_grove,_bath_by_samuel_hieronymus_grimm_1789.jpg>
<http://www.bbc.com/news/blogs-ouch-27975766>