<http://schema.org/description>
"On Friday, I thought there was a Panda update and apparently I was wrong.  Well, I wasn't 100% wrong, there was an update for diversification of the search results.Google's Matt Cutts said on Twitter "^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-search-diversity-15708.html>