<http://schema.org/description>
"The Google Webmaster Tools announced you can now get +1 metrics directly in your Google Webmaster Tools account.  Currently it only works with +1s and shows you three reports, they include:The Search "^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-plus-one-webmaster-tools-13638.html>