<http://schema.org/description>
"Proogle (click here to learn what Proogle is) is currently being blocked by Google.  The developer of Proogle is currently making a version 2 that will use the Google API to obtain results.  See more "^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/archives/000469.html>