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

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

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

What relation is your father's wife's son's sister in law to you ?

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

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