<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/10/54fb2b50319a8-business-woman-s3.jpg>
<http://www.goodhousekeeping.com/home/cleaning/tips/a17408/heloise-spring-cleaning-computer-keyboards/>