<http://schema.org/description>
"Update: 600 million of Facebook's 1 billion users are mobile\r\n\r\nAs expected, Facebook today announced it has passed the 1 billion user milestone. This makes Facebook the first social ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/facebook/2012/10/04/facebook-hits-1-billion-active-users/?awesm=tnw.to_i5ll>