<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/548b55523cc2f_-_rbk-sex-quiz-results-0211-2-msc.jpg>
<http://www.redbookmag.com/love-sex/sex/advice/g527/spice-up-sex-life/>