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

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

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

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

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

What relation is your cousin's aunt's husband's son's wife to you ?