<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://clv.h-cdn.co/assets/cm/15/08/54ea36792f1c8_-_applesauce-cake-de.gif>
<http://www.countryliving.com/food-drinks/g178/how-to-make-layer-cake-0501/>