<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/480x552/54ebbb761df54_-_optic-white-toothpaste-xl.jpg>
<http://www.womansday.com/style/beauty/g1205/teeth-whitening-products/?click=style>