<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/980x1185/54ff16378c96e-ghk-lego-bricks-and-more-s2.jpg>
<http://www.goodhousekeeping.com/childrens-products/toy-reviews/g709/toy-fair-trends-2013/>