<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/160x213/54eb7e30ebbf4_-_practice-makes-perfect-mdn.jpg>
<http://www.womansday.com/health-fitness/womens-health/tips/g107/10-tips-for-choosing-a-doctor-12043/?src=shelter_footer>