<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/480x360/54ff04a5e7ae9-ghk-1-haba-technics-blocks-lgn.jpg>
<http://www.goodhousekeeping.com/childrens-products/toy-reviews/g516/cool-new-toys-from-toy-fair-2012/?src=shelter_footer>