<http://schema.org/description>
"A WebmasterWorld thread has discussion around how to determine which sections or categories of your web site are impacted by Google's Panda algorithm.Panda has not gone away and sites are still suffer"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-panda-xml-sitemaps-17797.html>