<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/74091000/jpg/_74091572_035dce1a-4e39-4126-9450-d701fd3e9ad0.jpg>
<http://www.bbc.co.uk/news/health-26920521>