.
                                      T
                             h     h  e     h
                          e        B   a        e
                         B         t    h         B
                        a             e              a
                        t              r               t
                        h             B              h
                        e              a              e
                         r           t   h           r
                          B         e    r         B
                            a        B  a        a
                              t          t         t
                                  h    h      h
                                         e
                                         r