<http://schema.org/about>
"The Green Yoga Association, in partnership with the Center for a New American Dream, will be launching a program to help yoga studios green their businesses. During the yearlong Pilot Phase of the Green Studios Program, twenty-three different yoga"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/corporate-responsibility/green-yoga-association-launches-agreen-studiosa-pilot-program.html>