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What relation is your daughter's grandfather's son's aunt's nephew's brother to you ?

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

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

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

What relation is your father's wife's daughter's uncle to you ?

What relation is your sister's aunt's niece's wife to you ?