<http://schema.org/headline>
"Tweetbot for Mac gets Vine, Flickr, MP4 support, notification improvements, all versions of Tweetbot get Twitter API 1.1 compliance"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.imore.com/tweetbot-mac-gets-vine-flickr-mp4-support-notification-improvements-all-versions-tweetbot-get>