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

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

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

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

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

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