<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/320x320/54f646fcf18ea_-_you-re-an-angel-cake-recipe-c8f8ef-xlg.jpg>
<http://www.delish.com/cooking/g287/angel-food-cake-recipes/>