<http://schema.org/headline>
"Cardinal OMalley to say Mass for victims of Boston bombers and public safety workers"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.heraldnews.com/x1431012471/Cardinal-OMalley-to-say-Mass-for-victims-of-Boston-bombers-and-public-safety-workers>