<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/54ec0780b62a1_-_peter-pan-natural-crunchy-xl.jpg>
<http://www.womansday.com/food-recipes/food-drinks/reviews/g1734/best-peanut-butter-brands/>