<http://schema.org/topics>
"Business,business networking,features,How To,International Business Series,international networking,linkedin,Mashable,networking,online networks,orkut,Rawn Shah,Severin Jan Ruegger,Shel Horowitz,Small Business,Vinil Ramdev"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2010/09/20/international-business-network-online/>