<http://schema.org/headline>
"SuperAging study seeks clues to aging with a healthy mind and body"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.providencejournal.com/features/lifestyle/health-fitness/20130822-superaging-study-seeks-clues-to-aging-with-a-healthy-mind-and-body.ece>