<http://schema.org/about>
"The climate change stars were out last night in San Diego. PolarPalooza San Diego is the first of its kind. There are 6 more planned for cities across the US in 2007 and 20 more planned for 2008. The weekend includes events at several museums around"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/culture/polarpalooza-opening-celebration.html>