Dean, is that,
I married a widow with adult daughter.
My father was married to her daughter.
So my wife became her father's mother,
her daughter became my stepdaughter and stepmother.
Following the girls had a son, the child became my wife, brother and grandson and my grandson and brother in law.
I also had a son, he became the brother-in-his grandfather, his uncle and his uncle.
On the other hand,
my father said when his grandson,
said his brother-in ...
Oh Oh Oh my wife, my wife and Mother