<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://esq.h-cdn.co/assets/cm/15/05/54cd427ec5d98_-_esq-flip-tortilla-2-0113-m3wvxg-de.jpg>
<http://www.esquire.com/food-drink/food/recipes/a17742/tortilla-espanola-recipe-0113/?click=news>