<http://schema.org/topics>
"Advertising,Apps and Software,Business,crispin porter + Bogusky,ipad apps,Kraft Macaroni and Cheese,Marketing,Mobile,trending,Uncategorized"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2012/07/11/kraft-mac-cheeses-ipad-app/>