<http://schema.org/description>
"Head of Google's web spam team, Matt Cutts, went on record on those sites that rank well for all those random phone numbers.  You know, the ones that simply list thousands of phone numbers on a single"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-phone-spam-15040.html>