<http://schema.org/topics>
"amazon,Apple,branding,Business,Facebook,GE,General Electric,Google,IBM,Intel,Interbrand,Marketing,McDonalds,Microsoft,samsung,Uncategorized"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2013/09/30/apple-is-now-worlds-most-valuable-brand-report/>