<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54fde45e7565c-polenta-bake-butternut-squash-s3.jpg>
<http://www.goodhousekeeping.com/food-recipes/g767/butternut-squash-recipes/>