Ancestry Chart:
|
2 and 3 Mating Yes1
4 and 5 Mating Yes2 Father
6 and 7 Mating Yes3 Mother
12 and 13 Mating Yes6 Grandfather
13 Great-grandmother
14 and 15 Mating Yes7 Grandmother
14 Great-grandfather 15 Great-grandmother
[=13 - Great-grandmother]