<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/560/media/images/63858000/jpg/_63858985_37f8fce4-fce6-430f-b650-1b397acce88b.jpg>
<http://www.bbc.com/news/world-us-canada-20170513>