<http://schema.org/headline>
"Hitachi ships 500GB Travelstar 7K500: 7200RPMs in a 2.5-inch form factor"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.engadget.com/2009/09/01/hitachi-ships-500gb-travelstar-7k500-7200rpms-in-2-5-inch-form/>