<http://schema.org/description>
"I was pointed to a Google Webmaster Help thread by a reader (forgot who, sorry, I am on vacation) where Google's Matt Cutts and JohnMu were forced to out a sketchy SEO company.  It all starts with an "^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/sketchy-seo-company-google-12786.html>