<http://schema.org/topics>
"Apps and Software,e3,E3 2012,Entertainment,gallery,Gaming,Nintendo,Uncategorized,Wii,Wii U"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2012/06/05/nintendo-e3-2012/?WT.mc_id=en_wii-u>