                                                                                           D
                                                                    B                      G
G                     G                      D                      D                      B
G         ->          B          ->          G          ->          G          ->          D
D                     D                      B                      B                      G
                                             D                      D                      B
                                                                                           D


                                                                    C                      D
                                                                    G                      G
                                                                    D                      C
                                                                    G          ->          D
                                                                    B                      G
                                                                    D                      B
                                                                                           D