<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/640x426/54ff434f5dfdf-stone-garden-markers-de-58479189.jpg>
<http://www.goodhousekeeping.com/home/gardening/advice/g1056/diy-garden-markers/>