<http://schema.org/headline>
"Obama&amp;#8217;s &amp;#8216;This Seat&amp;#8217;s Taken&amp;#8217; Tops Tampa Tweets"^^<http://www.w3.org/2001/XMLSchema#string>
<http://blogs.wsj.com/washwire/2012/09/03/obamas-this-seats-taken-tops-tampa-tweets/>