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What relation is your sister's cousin's mother's husband to you ?

What relation is your mother's husband's son's uncle to you ?

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

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

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

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