<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/160x160/54f6448ea7ed3_-_savory-spring-tartlets-0411-recipe-ckpjcx-xl.jpg>
<http://www.delish.com/cooking/g246/ricotta-recipes/>