<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/15/50/980x490/landscape-1449855277-delish-gingerbread-house-tutorial.jpg>
<http://www.delish.com/holiday-recipes/christmas/a1086/better-gingerbread-house-recipes/>