<http://schema.org/topics>
"CES,CES 2012,Gadgets,Intel,lenovo,Medfield,Mobile,Motortola,Tech,trending,Trending Big,Intel Ultrabook,Uncategorized"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2012/01/10/intel-ces-2012-keynote/>