<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://cos.h-cdn.co/assets/cm/14/28/980x1742/539fdc64ec541_-_cos-02-couple-happy-piggybacking-synd2.jpg>
<http://www.cosmopolitan.com/sex-love/advice/g3172/healthy-relationships/>