<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/160x213/54eb84f02f20a_-_prevent-a-thorny-situation-mdn.jpg>
<http://www.womansday.com/home/g239/gardening-gear-72053/>