┌─Mp4g19500.1
──────────────┤             ┌─Mp4g19490.1
              │             │                                         ┌─Mp3g03110.1
              └─────────────┤                           ┌─────────────┤
                            │             ┌─────────────┤             └─Mp3g03120.1
                            └─────────────┤             └─Mp2g14950.1
                                          │             ┌─Mp2g14920.1
                                          └─────────────┤
                                                        └─Mp2g14960.1