...

                                                                                      n                                                                                                                                                                                                                            
                                      o                                               
                                                                                                    l
                                                                                                                                                                                              o                                                                                                     
                                                                                         h                                                              
             a                                 
                                                                                           b
                                           a                    
                          n                     
                                     d                                                      
o                                                                                                    
                                                                                                                                  n
                                                                e                                       
                                                                                                      s