<http://schema.org/description>
"Google has announced on Twitter that they pushed out a Panda refresh yesterday morning that impacted \"fewer than 0.7% of queries.\"Most refreshes impact less than 1% of the search queries.  So this is "^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-panda-392-15720.html>