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

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

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

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

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

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