| Grouped rows id | Original invoice id |
| 2920000021|2920000009 | 0 |
| 2920000022|2920000009 | 2920000021 |
| 2920000023|2920000009 | 2920000022 |
| 2920000024|2920000009 | 0 |
| 2920000025|2920000009 | 0 |
| 2920000026|2920000009 | 0 |
| 2920000027|2920000010 | 0 |
| 2920000028|2920000010 | 2920000027 |
| 2920000029|2920000010 | 2920000027 |