<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54fe9d9c3da98-organic-myths-field-blue-mountain-usda-lg.jpg>
<http://www.goodhousekeeping.com/food-recipes/healthy/a21696/organic-foods-benefits-460110/?click=pp>