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

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

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

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

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

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