A first-degree cousin.
Your cousin.
they are your cousin
Mothers have eggs which the father fertilizes. Mothers are needed to nurse and educate the child.
Miller
She is your cousin
The child isn't.
Your grand-daughter's brother is your grandson. Their mother would be your child. Her mother-in-law is not related to you, as you do not share a common ancestor.
The plague was specific to the first born male child of a father. Even if a man has children by different mothers, he only has one first born child.
Your mothers brothers sister
They are half brothers
Mothers don't hate their middle child ok? They love them but they need discipline they don't hate them.
She had one child, John. She had 3 brothers. And her mothers name was Gretchen. Her fathers name was John George Ludwig.