<http://schema.org/description>
"Google has said time to time that having some unique content, even if it is a few sentences of unique content may be enough.So when Gary Illyes from Google responded to a thread at Google Webmaster He"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-unique-content-elements-17916.html>