<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/480x360/54f0fbd0c1ca8_-_1-woman-measuring-waist-lgn.jpg>
<http://www.womansday.com/health-fitness/nutrition/g1087/how-to-speed-up-your-metabolism/>