<http://schema.org/headline>
"Tornado Warning for Brazoria and Galveston County until 1:45pm. http://t.co/oOAwRkB2"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.breakingnews.com/item/2012/04/04/tornado-warning-for-brazoria-and-galveston-county-until-145pmhttp/>