<http://schema.org/headline>
"Barack Obama: &amp;#039;I know how to do the Gangnam Style dance&amp;#039;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.digitalspy.com/showbiz/news/a436518/barack-obama-i-know-how-to-do-the-gangnam-style-dance/>