<http://schema.org/description>
"If you\u2019ve been poking around Twitter.com today, you probably noticed a couple new buttons on the site. Twitter announced today that it has updated the look of its Web profile pages ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/twitter/2014/09/03/twitter-adds-prominent-tweet-direct-message-buttons-web-profiles/screen-shot-2014-09-03-at-11-51-20-am/>