<http://schema.org/topics>
"Brazen Careerist,care2,DeviantArt,Job Search Series,Jobs,multiply,professional networking,Small Business,Social Media,Startups,tumblr,Uncategorized,Ziggs"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2012/02/19/niche-job-networking-websites/>