<http://schema.org/about>
"Cartoonist Mark Fiore created Tar Sands Timmy to help explain how great tar sands oil is and why Americans -- um, North Americans, he means -- should approve Keystone XL. "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/fossil-fuels/tar-sands-timmy-explains-why-we-need-keystone-xl.html>