<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ell.h-cdn.co/assets/cm/15/02/768x1152/54af17726f4c6_-_onitor-makeover-chrome-nany-stay-focused-leechblock-xln-xln.jpg>
<http://www.elle.com/beauty/health-fitness/advice/g10053/software-programs-for-managing-your-time-and-attention/>