<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://hbu.h-cdn.co/assets/cm/15/04/640x960/54c0947722afa_-_05-hbx-method-laundry-detergent-0312-s2.jpg>
<http://www.housebeautiful.com/lifestyle/cleaning-tips/tips/g1317/eco-friendly-cleaning-products/>