<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/55004b4015304-homemade-chicken-broth-5-ghv-325-86877608.jpg>
<http://www.goodhousekeeping.com/food-recipes/cooking/tips/g2028/homemade-chicken-broth/>