<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/15/45/980x1306/gallery-1446578527-delish-sweet-potato-meringue-trifle-with-candied-pecans.jpg>
<http://www.delish.com/holiday-recipes/thanksgiving/g622/sweet-potato-recipes/>