<http://schema.org/category>
"Software &amp;gt; Software de computador &amp;gt; Sistemas operacionais"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.microsafe.com.br/cx2-00067_licenca-open-microsoft-value-olv-win-ent-for-software-assurance-sa-w.npn.html?orcl=77>