<http://schema.org/headline>
"Dave Chappelle Heckled Off Stage, Later Apologizes For &amp;quot;Bad Attitude&amp;quot;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://hiphopwired.com/2011/07/26/dave-chappelle-heckled-off-stage-later-apologizes-for-bad-attitude/>