<http://schema.org/description>
"Google introduced the Canonical tag a while back now.  It basically is a 301 redirect, but without redirecting individual users.  We know it has yet to be supported on Bing or Yahoo, but Google suppor"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/archives/021903.html>