<http://schema.org/description>
"Well PageRank Dead, nope, just a technical glitch.  Also, nothing to do with TrustRank... Message # 359 by GoogleGuy at WebmasterWorld says:I suspect that the toolbar pagerank will be visible again in"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/archives/002012.html>