<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/980x1205/54ff59dd35952-ghk-backyard-oasis-eclectic-closeup-s2.jpg>
<http://www.goodhousekeeping.com/home/gardening/advice/g1193/backyard-oasis/>