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What relation is your sister's aunt's nephew's mother's niece's father to you ?

What relation is your daughter's grandmother's son's cousin's brother in law to you ?

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

What relation is your sister's father's son's nephew to you ?

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

What relation is your husband's son's sister's grandfather's wife to you ?