<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/54eafadace920_-_04-first-response-fertility-test.jpg>
<http://www.womansday.com/health-fitness/womens-health/a2422/the-truth-about-at-home-medical-tests-117379/>