<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f666005a6a4_-_3-cheese-lasagna-recipe-ghk0913-ndwl91-de.jpg>
<http://www.delish.com/cooking/g2149/easy-lasagna-recipes/>