<http://schema.org/headline>
"Chevy Volt EcoHub app tells drivers how little they pay to charge, goads them into staying green (video)"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.engadget.com/2012/10/05/chevy-volt-ecohub-app-tells-drivers-how-little-they-pay-to-charge/>