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What relation is your brother's mother's daughter's grandmother to you ?

What relation is your father's son's mother's brother to you ?

What relation is your brother's cousin's mother's niece's grandmother to you ?

What relation is your son's mother's daughter's grandfather to you ?

What relation is your uncle's daughter's mother's nephew's father in law's cousin to you ?

What relation is your sister's aunt's husband's cousin to you ?