<http://schema.org/category>
"\u041C\u0443\u043B\u0442\u0438\u0444\u0443\u043D\u043A\u0446\u0438\u043E\u043D\u0430\u043B\u043D\u0438"^^<http://www.w3.org/2001/XMLSchema#string>
<http://get.bg/canon-pixma-mg7751-cveten-mastilenostruen-printer-kopir-skener-9600-x-2400-dpi-33str-min-lan-wi-fi-usb.html>