<http://schema.org/category>
"\u0421\u0432\u0430\u0440\u043E\u0447\u043D\u044B\u0435 \u0438\u043D\u0432\u0435\u0440\u0442\u043E\u0440\u044B"^^<http://www.w3.org/2001/XMLSchema#string>
<http://ultra.by/svarochnyj-invertor-telwin-superior-400-ce.html>