<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/980x1283/54ff0cd5b2f9f-takeya-flash-chill-iced-tea-maker-s2.jpg>
<http://www.goodhousekeeping.com/cooking-tools/g567/best-cooking-tools-2012/>