| Parents | Grandparents | Great-grandparents | Great-great-grandparents | |
| 1: You | 2: Father | 4: P grandfather | 8: PP g-grandfather | 16: PPP gg-grandfather |
| 17: PPP gg-grandmother | ||||
| 9: PP g-grandmother | 18: PPM gg-grandfather | |||
| 19: PPM gg-grandmother | ||||
| 5: P grandmother | 10: PM g-grandfather | 20: PMP gg-grandfather | ||
| 21: PMP gg-grandmother | ||||
| 11: PM g-grandmother | 22: PMM gg-grandfather | |||
| 23: PMM gg-grandmother | ||||
| 3: Mother | 6: M grandfather | 12: MP g-grandfather | 24: MPP gg-grandfather | |
| 25: MPP gg-grandmother | ||||
| 13: MP g-grandmother | 26: MPM gg-grandfather | |||
| 27: MPM gg-grandmother | ||||
| 7: M grandmother | 14: MM g-grandfather | 28: MMP gg-grandfather | ||
| 29: MMP gg-grandmother | ||||
| 15: MM g-grandmother | 30: MMM gg-grandfather | |||
| 31: MMM gg-grandmother |
|