<http://schema.org/description>
"With the release of Windows 8.1 to the world in October, January was the third full month of availability for Microsoft's latest operating system version, which was just enough time ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/insider/2014/02/01/windows-8-1-now-3-95-market-share-passes-vista-windows-8-falls-6-63/>