<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/480x552/54feb267d8da1-ghk-7-years-younger-locking-door-xln.jpg>
<http://www.goodhousekeeping.com/health/wellness/tips/g260/how-to-improve-your-memory/?src=shelter_footer>