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

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

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

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

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

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