<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://hbu.h-cdn.co/assets/cm/15/04/480x552/54c12d5b56811_-_06-hbx-twinleaf-xln.jpg>
<http://www.housebeautiful.com/lifestyle/gardening/g1540/garden-at-monticello/>