<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/320x320/54f9345b556d4_-_boy-rolling-out-pie-dough-4-xl-13024812.jpg>
<http://www.delish.com/cooking/tips/g2060/pie-crust/>