<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/54eb5fd3e1c90_-_01-spinach.jpg>
<http://www.womansday.com/health-fitness/womens-health/how-to/a4837/how-to-tackle-every-kind-of-tummy-trouble-105746/>