<http://schema.org/topics>
"Advertising,Business,contributor,features,Marketing,Media,mobile marketing,online marketing,Small Business,Startups,trending,Uncategorized"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2012/08/01/digital-marketing/?WT.mc_id=en_my_stories&amp&amp&amp>