<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://sev.h-cdn.co/assets/cm/15/07/54daba1950435_-_16337_1215184543087_1333020268_30837774_564417_n.jpg>
<http://www.seventeen.com/life/school/advice/a6329/star-gazing/>