<http://schema.org/headline>
"Valve's full-scale Portal turret is another treat from Weta Workshop, check out the unboxing video"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.engadget.com/2012/09/20/valves-full-scale-portal-turret-is-another-treat-from-weta-work/>