<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/768x516/54eba65eeae45_-_9-three-golden-potatoes-xl-70760448.jpg>
<http://www.womansday.com/food-recipes/food-drinks/g844/save-money-on-fruits-and-vegetables/?click=lifestyle>