<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ichef-1.bbci.co.uk/news/560/media/images/72561000/jpg/_72561734_the_future_by_airbus_-_concept_cabin_xray.jpg>
<http://www.bbc.com/news/business-25833264>