1- Stepgrandparent's parent.
2- Grandparent's stepparent.
My step-great-grandparent is a good person.
1- Stepgrandparent's parent.
2- Grandparent's stepparent.
step-great-grandparent.
Great-great-great-great-great-great-great-great-great-grandparent.
My 10X-grandparent is a good person.
Great-great-great-great-great-great-grandparent.
My 7X-grandparent is a good person.
Great-great-great-grandparent.
My 4X-grandparent is a good person.
Great-great-great-great-grandparent.
My 5X-grandparent is a good person.
Great-great-great-grandparent's parent.
My great-great-great-great-grandparent is a good person.