<http://schema.org/description>
"The Google Data Highlighter tool, which initially launched in December with support for just marking up pages that had event data, now has quietly added six more data support types.+Kenichi Suzuki not"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-data-highlighter-adds-16814.html>