<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ell.h-cdn.co/assets/cm/15/01/980x490/54a7513cc421c_-_elle-ringly-rings-h-elh.png>
<http://www.elle.com/culture/tech/tips/a14756/ringly-wearable-tech-fashion/>