︽   ︾  
      
              
       
       
       
         
                
     
            
           
        
            
          
           
           
          
         
           
        
                
        
           
          
           
          
            
         
           
          
            
            
         
         
           
   ︽ ︾      
    ︽ ︾   
          
            
                
      ︽ ︾  
           
           
           
                  