<http://schema.org/headline>
"Harry Styles, Ed Sheeran, Liam Payne Support Lou Teasdale Book Launch"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.cambio.com/2014/03/26/harry-styles-ed-sheeran-liam-payne-support-lou-teasdale-book-launch-pics/>