<http://schema.org/description>
"Microsoft announced on the Bing blog that they have integrated the Bing Knowledge Widgets directly into Bing Webmaster Tools.  In addition, they added a new type called \"Interactive only\" which only w"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/bing-knowledge-widget-18768.html>