<http://schema.org/description>
"WebmasterWorld members wonder why link building has become more difficult.  Years ago, it would be easy to ask a webmaster to create a link on his/her site to point to your site.  But now, everyone is"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/archives/014847.html>