removeCategory(Controller.KNOWLEDGE_MODEL);
    public void decategorize() throws Exception {        removeCategory(Controller.SOCKET_TRANSLATOR);        removeCategory(Controller.GUI_TRANSLATOR);        removeCategory(Controller.TUI_TRANSLATOR);        removeCategory(Controller.SYSTEM_INFORMATION_DISPLAY_TRANSLATOR);        removeCategory(Controller.SYSTEM_INFORMATION_DISPLAY);        removeCategory(Controller.MOUSE_MODEL);        removeCategory(Controller.SYSTEM_DISPLAY);        removeCategory(Controller.KNOWLEDGE_MODEL);        removeCategory(Controller.PROCESSOR);        super.decategorize();    }