<http://schema.org/description>
"Rich snippet spam has been an issue since rich snippets came out and eventually added a report rich snippet spam tool.  Then Google dropped the amount of rich snippets showing in the search results re"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-spammy-structured-markup-notifications-18061.html>