<http://schema.org/topics>
"copycat,Facebook,germany,Local,mark zuckerberg,meinVZ,news,San Francisco-San Jose,shulerVZ,Social Media,social networking,studivz,web"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2008/07/19/fed-up-with-german-copycat-facebook-unleashes-the-lawyers/>