<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/12/5508fa8deee64-thomas20keller20olive20oil20jam.jpg>
<http://www.goodhousekeeping.com/food-recipes/a23777/the-best-olive-oil/?src=shelter_footer>