<http://schema.org/description>
"Yesterday, Digg was completely delisted from Google's search index.  Some thought it was an issue with their robots.txt file, some thought it was a Google bug and some had no idea what to think.What w"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-digg-penalty-mistake-16537.html>