<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f644b58d3ec_-_healthy-green-bean-casserole-recipe-ew0112-xl.jpg>
<http://www.delish.com/cooking/g176/healthy-vegetable-recipes/>