<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef.bbci.co.uk/news/560/media/images/50288000/jpg/_50288198_m210068-col_mri_brain_scan_of_a_multiple_sclerosis_patient-spl-1.jpg>
<http://www.bbc.co.uk/news/uk-northern-ireland-27178090>