<http://schema.org/headline>
"Hugo Chavez Joins Twitter, Asks &amp;#8220;What&amp;#8217;s Up?&amp;#8221;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://blogs.wsj.com/speakeasy/2010/05/05/hugo-chavez-joins-twitter-asks-whats-up/>