<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/11/980x1240/54f8f6e226ad9_-_mocha-chip-muffins-recipe-wdy0214-s2.jpg>
<http://www.delish.com/cooking/g799/muffin-recipes-del1213/>