<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://edc.h-cdn.co/assets/cm/15/04/480x360/54c1a8e5232ce_-_secret-rooms-interior-design-18-lgn.jpg>
<http://www.elledecor.com/design-decorate/room-ideas/g833/hidden-rooms/>