<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/160x160/54f64e5183cbc_-_ghk-ravioli-with-tomatoes-0909-bzpncl-xndlgp-xl.jpg>
<http://www.delish.com/cooking/g517/cheese-ravioli-recipes/?src=rss>