<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/548a6ce5a5be1_-_15-minute-marinara-sauce-msc.jpg>
<http://www.redbookmag.com/food-recipes/recipes/g1313/easy-sauce-recipes/>