<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f8cb6c1f4f9_-_gift-baskets-ketchup-bbq-rub-recipe-xl.jpg>
<http://www.delish.com/cooking/a38538/homemade-ketchup/>