<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://edc.h-cdn.co/assets/cm/15/04/640x426/54c18b3511a3f_-_z-artofcleanup-cover-50569947-lgn.jpg>
<http://www.elledecor.com/life-culture/cleaning-organizing/news/a6018/art-of-cleanup/?src=shelter_footer>