<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://edc.h-cdn.co/assets/cm/15/04/54c1bc6e8d344_-_edc060114stuart03-xln.jpg>
<http://www.elledecor.com/design-decorate/room-ideas/tips/g1002/black-and-white-checkered-floors/>