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

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

What relation is your cousin's aunt's niece's uncle to you ?

What relation is your wife's son's uncle's brother in law to you ?

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

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