<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/12/5509110e429a6-ghk-blog-grilled-hot-dog-4-300.jpg>
<http://www.goodhousekeeping.com/institute/a24524/how-to-grill-hot-dogs/>