<http://schema.org/about>
"Some celebrities will lend their name to just about anything -- and when it comes to green products, the truth behind the ads can be nearly impossible to figure out. "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/culture/7-new-celebrity-products-and-their-green-pros-and-cons.html>