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

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

What relation is your brother's mother's son's uncle's daughter's sister to you ?

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

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

What relation is your aunt's husband's brother's daughter to you ?