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What relation is your aunt's son's father's daughter's father in law to you ?

What relation is your brother's grandfather's wife's grandson's daughter to you ?

What relation is your aunt's niece's father's son to you ?

What relation is your cousin's father's brother's daughter to you ?

What relation is your wife's daughter's sister's grandfather's brother to you ?

What relation is your mother's sister's nephew's wife to you ?