<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f650421871c_-_10-coolers-dont-belong-freezing-temperatures-ps0513-xl.jpg>
<http://www.delish.com/entertaining/g562/picnic-ice-chest-tips/>