<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/15/17/640x320/landscape-1429826393-dulce-de-leche-bourbon.jpg>
<http://www.delish.com/cooking/news/a41969/pretzel-dulce-de-leche-bourbon/>