<http://schema.org/about>
"Yesterday we reported on the work Reverb is doing to green concerts across the US. Today we report on the Warped Eco Initiative, now in its fourth year, and up for a huge grant ($10,000) for its work to green concerts across 46"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/culture/warped-eco-tour-needs-some-green-love.html>