<http://schema.org/post_id>
"annie-parisse-and-jeremy-shamos-on-clybourne-parks-tension-onstage-12054"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.backstage.com/interview/annie-parisse-and-jeremy-shamos-on-clybourne-parks-tension-onstage/>