<http://schema.org/headline>
"Cynthia Nixon Hosts Freedom to Marry Celebration, Featuring Performance by Laura Benanti, April 28"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.playbill.com/news/article/cynthia-nixon-hosts-freedom-to-marry-celebration-featuring-performance-by-l-217653>