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

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

What relation is your daughter's grandfather's sister's nephew's father to you ?

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

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

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