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                                                                B1                                                                                                                                                                                                                                                             B2                                                                                 
                                       Branch 1                                                                                                                                                                                                                                                       Branch 2                                                                                                    
                                                                                                                                                                                                                                                                                                                                                                                                                  
                                                                                                                                                                                                                                                                                                                                                                                                                  
                                                                                                                                                                                                                                                                                                                                                                                                                  
                                                                                                                                                L1                                                                                                                                                                                                                                                             L1 
                                                                                                                                                                                                                                                                                                                                                                                                                  
                                                                                                                                     Leaf 1                                                                                                                                                                                                                                                         Leaf 2