.
                                     G
                             e      e n       e
                           n        i u         n
                          i           s             i
                         u        G    e         u
                          s       n       i         s
                         G        s      G        G
                          e         e   n          e
                           n         i u           n
                             i          s           i
                               u       ~        u
                                  S     •      s