<http://schema.org/headline>
"Donation challenge erupts into TV show name-calling between Mark Cuban, Donald Trump"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mavsblog.dallasnews.com/2012/11/mavericks-owner-mark-cuban-goes-1-on-1-in-twitter-bout-with-donald-trump.html/>