<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f63e77a1b35_-_rhubarb-upside-down-cake-recipe-mslo0312-de.jpg>
<http://www.delish.com/cooking/g4/upside-down-cake-recipes/>