<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/TechArticle>
<https://success.mindtouch.com/Documentation/MindTouch4/Integration/GeniusLink_for_Salesforce/GeniusLink_for_Salesforce_User_Guide/Publish_an_article_from_Salesforce_to_MindTouch>