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

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

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

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

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

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