<http://schema.org/description>
"I pleaded with Yahoo in the past to Please Enable a No Yahoo! Directory Tag, and I am doing it again.  It is especially important now, that Yahoo! adds support for this tag.  Webmasters are confused, "^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/archives/006327.html>