<http://schema.org/headline>
"PHOTO CALL: Audra McDonald, Naomi Watts, Liev Schreiber, Lily Rabe, Steve Martin Honor Gail Papp at Public Theater Gala"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.playbill.com/news/article/photo-call-audra-mcdonald-naomi-watts-liev-schreiber-lily-rabe-steve-martin-180285>