<http://schema.org/relatedLink>
<https://en-us.help.blackboard.com/Learn/Administrator/Hosting/User_Interface_Management/010_Tabs/000_Managing_Default_Tab_Content>
<https://en-us.help.blackboard.com/Learn/Administrator/Hosting/User_Interface_Management/010_Tabs/080_Creating_or_Editing_Hot_Link_Content>