<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://edc.h-cdn.co/assets/cm/15/05/480x480/54c93a407e8f7_-_style-guide-the-perfect-pied-a-terre-ed0509-1.jpg>
<http://www.elledecor.com/design-decorate/g1957/the-perfect-pied-a-terre/>