<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/320x426/54cb246170134_-_antibiotic-alternatives-06-1213-de.jpg>
<http://www.popularmechanics.com/science/health/g1385/what-comes-after-antibiotic-5-alternatives-to-stop-superbugs/>