<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/160x213/54eb8f386c02b_-_ward-off-colds-and-the-flu-mdn.jpg>
<http://www.womansday.com/life/g535/change-one-thing-every-day-113795/>