<http://schema.org/description>
"One of the biggest issues with Google's rich snippets feature is that even if you do code it properly, you have no idea if it will show up or not.  So Google added a new document named rich snippets n"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-rich-snippets-missing-13901.html>