<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/980x1742/548b678fa101c_-_rbk-feet-gunk-earth-therapeutics-cracked-heel-repair-s2.jpg>
<http://www.redbookmag.com/beauty/advice/g1820/foot-products/>