<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/54eb6bc461699_-_beginners-guide-to-gardening-111711-maintenance.jpg>
<http://www.womansday.com/home/advice/a6061/beginner-s-guide-to-gardening/>