<http://schema.org/description>
"With the release of OS X 10.9 in October, Apple in November saw the first full month of availability for its latest operating system version, just like Microsoft. Unlike Windows, however, ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/apple/2013/12/02/os-x-mavericks-hits-2-42-market-share-passing-predecessors-just-one-full-month-availability/>