<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/980x695/54ff3bbb8e519-ghk-delonghi-automatic-gelato-maker-gm6000-s2.jpg>
<http://www.goodhousekeeping.com/appliances/ice-cream-maker-reviews/g1645/ice-cream-maker-shopping-tips/>