<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://hbz.h-cdn.co/assets/cm/15/11/980x551/550256a686064_-_hbz-art-plates-maurizio-cattelan-pierpaolo-ferrari.jpg>
<http://www.harpersbazaar.com/culture/interiors-entertaining/advice/g4548/contemporary-art-plates/>