<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/51/980x663/548f67e62c956_-_rby-famous-sisters-kate-and-pippa-middleton-s2.jpg>
<http://www.redbookmag.com/life/friends-family/g2286/celeb-sisters/>