<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ell.h-cdn.co/assets/cm/14/52/549e27bcf3b24_-_no-strings-no-problem-lg.jpg>
<http://www.elle.com/life-love/sex-relationships/advice/a11515/no-strings-no-problem-521429/>