<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://hbu.h-cdn.co/assets/cm/15/04/320x426/54c48a404e1de_-_hbx-london-design-festival-st-pauls-cathedral-1111.jpg>
<http://www.housebeautiful.com/design-inspiration/g1130/london-design-festival-2011/>