┌─ARATH_AT3G21850
                  │                                                     ┌─ARATH_AT4G34210
──────────────────┤                                   ┌─────────────────┤
                  │                 ┌─────────────────┤                 └─ARATH_AT4G34470
                  └─────────────────┤                 └─ARATH_AT3G21860
                                    │                 ┌─ARATH_AT3G21840
                                    └─────────────────┤
                                                      └─ARATH_AT3G21830