<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54ff76f3cc11f-eggshells-carton-orig-master-1.jpg>
<http://www.goodhousekeeping.com/home/a21877/uses-for-eggshells/>