<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/768x516/54ff2c2de7280-ghk-04-woman-texting-phone-xln.jpg>
<http://www.goodhousekeeping.com/health/wellness/advice/g820/unnecessary-stress/>