<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f90d01a6f33_-_alfredoprimavera-xl-57958126.jpg>
<http://www.delish.com/cooking/g1953/easy-italian-pasta-sauce-recipes/>