<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/08/54ea7672bcdc9_-_eco-friendly-product-news-mdn.jpg>
<http://www.womansday.com/home/decorating/a447/eco-friendly-product-news-33076/>