<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/160x87/54fddc1390d68-almond-cheesecake-brownies-hp.jpg>
<http://www.goodhousekeeping.com/food-recipes/news/g724/most-pinned-recipes-april-2013/>