<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54fe37a827e67-0811-woman-sitting-with-laptops-md.jpg>
<http://www.goodhousekeeping.com/electronics/laptop-reviews/a13340/laptop-shopping-tips/?src=shelter_footer>