<http://schema.org/description>
"According to a report by CenterNetworks and confirmed by a flurry of activity on Twitter and our own Leon Pals, microblogging site Tumblr has been down for about two hours now.\r\n\r\nWhile ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/apps/2010/12/06/tumblr-goes-down-now-at-two-hours-and-counting/>