[to the [nth (generation)] generation]
0━┳
Ernest Hector Powles ca 1918 & Dorothy ------
┣━1──
Julia Powles
┣━2──
Joanna Powles
┗━3a┬
Dorothy Powles & Henry Murphy
┊├─1──
Jennifer Murphy
┊└─2──
Lynne Murphy
3b─
Dorothy Powles & Robert Watson
[total][:] 5 后代 (9 [persons] [with] [spouses])