<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/980x1276/54ebc3d27015f_-_wd-03-organize-your-fridge-health-s2.jpg>
<http://www.womansday.com/health-fitness/nutrition/g1328/how-to-organize-your-refrigerator/>