<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/160x213/54eb87c97b69a_-_glow-with-it-mdn.jpg>
<http://www.womansday.com/home/g296/8-energy-saving-bulbs-to-buy-123382/?src=shelter_footer>