<http://schema.org/keywords>
"Product Updates"^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/apple/2012/10/04/apples-os-x-10-8-2-supplemental-update-1-0-brings-parental-control-fix-for-safari-support-for-64gb-of-ram-and-more/>