<http://schema.org/url>
<http://www.elephantjournal.com/2012/02/how-to-deliver-clean-water-to-a-thirsty-world-cynthia-koenig/>
<http://www.elephantjournal.com/2012/02/how-to-deliver-clean-water-to-a-thirsty-world-cynthia-koenig/>