<http://schema.org/topics>
"Advertising,buddymedia,Business,customer service,Facebook,Facebook brand pages,Facebook Marketing Series,features,Marketing,Mashable,Small Business,Startups,Uncategorized"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2012/04/19/facebook-customer-service-tips/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A%20Mashable%20%28Mashable%29>