<http://schema.org/description>
"In the Ultra experience, you can see what's new in your courses and jump directly into course activities from the list! No digging through the system or missing submissions from students."^^<http://www.w3.org/2001/XMLSchema#string>
<https://en-us.help.blackboard.com/Learn/Instructor/Getting_Started/Navigate_Outside_a_Course/Activity_Stream>