<http://schema.org/topics>
"ACTA,Business,copyright,European Union,PIPA,privacy,stop online piracy act,trending,Uncategorized"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2012/01/27/22-eu-countries-ratify-acta-key-parliament-member-calls-it-a-charade/>