<http://schema.org/description>
"Internet users in Iran were able to log into Twitter and Facebook using domestic carriers for the first time in four years yesterday, in what many saw as a liberation of censorship ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/me/2013/09/17/twitter-and-facebook-are-blocked-again-in-iran-technical-glitch-blamed-for-brief-access/>