<http://schema.org/description>
"A few days ago, we reported on Google's clarification of hidden text and how not to get yourself penalized.  This is part of an ongoing \"Popular Picks\" series in Google Groups and Matt Cutts has decid"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/archives/015004.html>