<http://schema.org/description>
"In January of this year, Foursquare published this fantastic infographic, visualising its 3,400% growth in 2010.\u00A0In May of this year,\u00A0Foursquare hit 9.3 million users and boasted ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/2011/06/20/milestone-foursquare-hits-10-million-users-3/>