,   
                        
   
    +-------------------------------------------------------------------+
                                                                       
              ________________________              
               ( / )                                   
                                                                       
     ______________________________________________________________<*> 
                            ()                             
                                                                       
        ,     ,   
                       
         :                    
     _________, . _________________, . _________________, . _____, 
                  ( )                                  
                                                                       
      .                                          
     : ______________                                           
                                                                       
    +-------------------------------------------------------------------+
         _____________________
         <*> -               
    .