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

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

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

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

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

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