If your brother-in-law is the brother of your wife then his mother is your mother-in-law.
If your brother-in-law is the husband of your sister, his mother is not related to you but is your sister's mother-in-law.
Your mother's mother is your Grandmother.
Your mother's mother is your grandmother. You are her grandchild.
pigs
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You are second cousins
Your husband's mother's sister is your husband's aunt. She is not realted to you.
The Grandmother to your child can either be your Mother or youe Mother-in-Law
Paul's mother's love had "turned to dust."
(Ale's mother)
mother and daughter
You mother's first cousin is your first cousin, once removed.
A relationship between a mother and her child or between a father and his child.