<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54fef1addfa10-ghk-mason-jars-wall-sconce-xln.jpg>
<http://www.goodhousekeeping.com/home/craft-ideas/how-to/g355/fun-ways-to-use-mason-jars/>