<http://schema.org/headline>
"&lt;i&gt;Piece of My Heart&lt;/i&gt;, Based on Life and Songs of Songwriter Bert Berns, Will Open Off-Broadway"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.playbill.com/news/article/piece-of-my-heart-based-on-life-and-songs-of-songwriter-bert-berns-will-ope-215986>