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

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

What relation is your daughter's grandfather's sister's brother in law to you ?

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

What relation is your aunt's nephew's mother's sister's father to you ?

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