<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54ffc8b795dbd-waldorf-salad-recipe-ghk0312-mdn.jpg>
<http://www.goodhousekeeping.com/institute/a23885/mad-men-party-recipes/?click=smart&kw=ist&src=smart&mag=GHK&link=-SMT-GHK>