<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/980x1232/548a8564701aa_-_rbk-bargain-calendar-0113-4-s2.jpg>
<http://www.redbookmag.com/life/money-career/advice/g1435/when-to-shop-for-sales/>