<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/480x552/54eba9aa54c18_-_woman-doing-sit-ups-xl.jpg>
<http://www.womansday.com/health-fitness/g911/ways-to-lose-weight-for-less/?src=shelter_footer>