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

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

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

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

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

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