<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://hbu.h-cdn.co/assets/cm/15/04/980x551/54c09ece4f043_-_01-hbx-red-lg-hom-bot-square-0213-s2.jpg>
<http://www.housebeautiful.com/shopping/home-gadgets/tips/g1342/best-vacuums-2013/?click=smart&kw=ist&src=smart&mag=HBU&link=-SMT-HBU>