.
                                       S
                            w       w        w
                          e          ee           e
                         e            t              e
                         t            'n'              t
                       'n'         S     o          'n'
                        S          u     r            S
                         o          S    w          o
                          u         ­ e   e          u
                              r         t           r
                                        'n'  
                                         ?