<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/12/5508c6a9ebb68-woman-drinking-green-tea-0105-xl.jpg>
<http://www.goodhousekeeping.com/health/diet-nutrition/advice/a17479/ways-to-speed-up-metabolism/>