<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/320x368/54eb9a2b8fda6_-_3-reviews-homeopathic-cold-remedies-emergen-c-xl.jpg>
<http://www.womansday.com/health-fitness/womens-health/g689/what-alternative-cold-remedies-really-work/>