<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/54ec077f3ed18_-_peanut-butter-reviews-xl.jpg>
<http://www.womansday.com/food-recipes/food-drinks/reviews/g1734/best-peanut-butter-brands/?click=wdy-more>