<http://schema.org/headline>
"YouTube, Angry Birds, Skype top Apple's 2012 App Store chart"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.engadget.com/2012/12/13/youtube-angry-birds-skype-top-apples-2012-app-store-chart/?ncid=rss_semi>