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

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

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

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

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

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