<http://schema.org/url>
<http://www.treehugger.com/about-treehugger/the-greenest-coolest-stadium-toyo-ito-on-his-sun-powered-stunner.html>
<http://www.treehugger.com/about-treehugger/the-greenest-coolest-stadium-toyo-ito-on-his-sun-powered-stunner.html>