<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f644b5ec0d7_-_healthy-potato-gratin-herbs-recipe-fw0912-oy6vek-xl.jpg>
<http://www.delish.com/cooking/g176/healthy-vegetable-recipes/>