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

What relation is your mother's cousin's son's uncle to you ?

What relation is your mother's sister's brother in law's daughter's aunt's niece to you ?

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

What relation is your son's brother's sister's grandmother to you ?

What relation is your father's wife's husband's brother to you ?