<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/320x320/54f64f2711626_-_redbooks-spaghetti-meatballs-recipe-rbk0312-2rtd0x-de.jpg>
<http://www.delish.com/cooking/g527/cooking-facts-myths/>