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

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

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

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

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

What relation is your sister's father's mother's grandson's son to you ?