<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/08/54eaab94ecdfa_-_live-longer-and-healthier-mdn.jpg>
<http://www.womansday.com/health-fitness/wellness/advice/a1236/live-longer-healthier-102049/>