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

What relation is your brother's father's son's aunt's granddaughter to you ?

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

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

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

What relation is your father's sister's niece's wife to you ?