<http://schema.org/description>
"It seems that Facebook has begun testing a new feature that will allow users to recommend pages to their friends as they're browsing the Facebook website.\r\n\r\nAt the time of writing ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/facebook/2011/05/24/facebook-testing-new-page-recommendation-tool/>