<http://schema.org/description>
"Tumblr today announced that all blogs as well as the Tumblr Dashboard will be unavailable for a &amp;quot;few hours&amp;quot; on Saturday October 6, starting at 4:00AM EST (1:00AM PST). The ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/insider/2012/09/30/all-tumblr-blogs-will-unavailable-hours-saturday-due-scheduled-maintenance/>