<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/480x640/5489e8a02c827_-_rbk-rocky-nutella-recipe-rbk0412-msc.jpg>
<http://www.redbookmag.com/food-recipes/recipes/g558/rice-crispy-treat-recipe/>