<http://schema.org/description>
"Do  you have an awful lot of sites linking to you with the nofollow attribute appended to the link? Are you worried Google uses that as a signal to not trust your site? Google's John Mueller said don'"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/nofollow-penalty-15377.html>