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

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

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

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

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

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