<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/480x552/54eba08155530_-_slow-cooker-basics-031512-5-xl.jpg>
<http://www.womansday.com/food-recipes/cooking-tips/tips/g763/how-to-use-a-slow-cooker/>