<http://schema.org/description>
"Katy Perry's &amp;quot;Dark Horse&amp;quot; featuring Juicy J is No. 1 on the U.S. record chart, Billboard.com reported Thursday."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Entertainment_News/Music/2014/01/30/Dark-Horse-tops-the-US-record-chart/UPI-97781391106094/?spt=rln&or=4>