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

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

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

What relation is your mother's cousin's son's aunt's brother in law's daughter to you ?

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

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