<http://schema.org/description>
"If you go to the Bing Webmaster Tools and login, then try to \"add a site\" to the list of sites you have rights to manage, you will get a page cannot be displayed type of page.Here is a picture of the "^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/archives/020784.html>