<http://schema.org/headline>
"Mitt Romney Delivers the Top Ten List on &amp;#8216;Letterman&amp;#8217;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://blogs.wsj.com/speakeasy/2011/12/20/mitt-romney-delivers-the-top-ten-list-on-letterman/>