<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54fe4fd157210-slow-cooked-chipotle-pork-recipe-ghk1014-de.jpg>
<http://www.goodhousekeeping.com/food-recipes/easy/g50/easy-slow-cooker-suppers/>